幾千幾百數加減整百數競賽作業試題姓名：班級：日期：用時：分鐘得分：2000-900=1900+200=3000+200=1000-700=700-500=2700+100=1700-500=800-200=2700-400=300-100=2800-400=3000+400=1400-700=1700+200=2500-300=1200+800=2500-100=900-700=700-200=1900+500=1800+300=2800+900=2200-600=1400-200=2100-600=2500-500=2900-100=2900+400=2600+900=1800-500=2700+500=1300-300=1500+900=3000-800=2100-700=1700-300=2700+900=2900+800=1400+500=1600-600=2600-700=3000-700=2000+700=2500-500=1600-900=600-300=2600+600=1400+900=1900+200=2500-900=2300-400=2800-500=1100-100=2400+200=2100+500=2400+700=2800-900=2400+600=2300+200=2800+700=1100-200=2900+600=1900+400=1300-400=700-500=2400-700=1100+200=2000+500=3000+900=1600-200=1100-200=2000+400=2500+700=2000-900=2700+600=3000-600=2800-300=1700-500=300-200=2700+700=800-600=1200-700=1500+100=1000-900=500-100=1200-800=1200+400=1800+100=1900+800=3000+500=3000-700=2200-700=2700+500=1500-400=1200-100=2200-100=800-500=2100+300=2400-700=1200+800=1800+800=1500-700=1800-900=2900-800=2900+500=800-500=500-300=1700-700=2500-100=2100-800=2800-600=1000-300=1300+500=600-500=1900-700=2500+400=1600-200=2800-100=1500-700=2400-100=1500-500=1600+400=2400-300=900-400=1500-500=3000+700=1100+800=1500+900=1600+400=2000-900=1700-700=2200-600=1300-700=2400-600=1600+300=2300+200=1900+300=2200+800=2700-900=2300+800=1100-500=1100-200=1800-400=2000+200=1800+300=2400+100=2700+300=1200-800=1800+400=1600-200=1700-900=2000+100=2000+200=1900-100=2400-800=3000+400=1700-300=800-500=2100+300=1700-900=2700-100=1900+800=1300+100=3000-900=1300-900=3000+100=2000-900=1100+600=800-300=1700-800=1900+100=1600-600=1500-500=2400-600=1400-900=1900-400=800-400=800-700=1200-600=2900-500=800-500=2500-500=400-100=1700+100=2800+900=2700+900=900-400=1500+800=1200+200=1400+500=2300+600=2600-200=1500-900=2700+900=1500-800=700-100=2100+800=1900+900=1700-100=1300-600=2000-500=3000-800=1700+900=1400+600=2800-600=1200+100=2800+700=1000-500=2300+100=1600+700=1800+500=600-300=1500-300=2200-700=2200+200=1700+500=1600+200=2400+500=1800-600=2000-700=3000-800=800-500=2000+100=3000-500=2900+200=2900-600=1500-200=2600+700=2600+500=2900+100=1300+200=2300-300=1700+300=2000+900=3000+800=2800+500=1500-700=1200+500=2700-700=2700+900=2800+400=700-300=2900+700=1400-900=1700+400=1300+100=1600+600=1900+700=2900-200=1700-400=1900-200=2700+500=700-200=1200-700=2100-700=1800+100=600-200=2300+200=2400-600=2300+200=2100+500=1300+800=2400-700=1800+200=2900+600=2500+400=200-100=1500+900=400-200=2300-900=1700+800=2400+500=800-100=1700+600=2300+300=3000+100=1800-800=2000-900=2600+900=1600-100=2000+500=2400+100=1800-500=1100-700=700-100=1600+800=2900-900=1900+200=1500+200=2300-600=2500+600=2100-300=2100-600=1100-300=2500-300=1900-600=1600-900=2800-800=2700-700=1800+800=2400+800=900-100=1900+300=2500-100=500-100=1800-500=1200+700=2700-600=1800+200=2900-200=1300+900=1900+500=2100-500=2000-400=1900-900=2600-300=1000-700=2100+300=1600+400=2600+800=1300-300=1500-700=400-200=1800+700=1900-100=500-400=2800+400=1200+300=1500+300=1900+700=2300+700=2200-400=1000-900=2100+900=1500-800=900-400=2700+200=1700+600=3000-300=2000-500=1800+100=2800+900=1600+600=2700+200=1300+300=1200+400=1100+600=2100-600=2900+400=2000-200=2300+400=3000+200=1900+800=1600-600=2500-500=1100+600=1100-600=1500+300=1600-300=1400-500=2000-700=2300+400=800-100=1300+400=1600-300=2400-500=2000+100=2800-700=2000-200=2100+400=2800-700=2000-800=1500-400=500-100=500-300=1800+300=3000+700=900-800=1100-400=1700+300=2400-700=2800-900=700-300=1200-100=2400-600=1100+900=2400+300=1900+100=1100-500=2100-700=2800-700=2700+800=2900-900=1400+600=2000+800=2300+900=1600+800=2200+600=1500+200=1600-600=2500-400=2500+400=1100-700=1500+900=2800+200=1800+200=2000-400=1500-300=3000-200=3000+800=2700+100=1500-200=1500-600=1600+800=2600-900=2400-500=1800+100=2900+900=1800+500=1600+900=1100+300=1100-900=1300+400=1900+300=700-200=1900-800=1700-700=1400+600=3000+100=1400-800=700-300=1600-900=2900-200=2900+700=2200-200=2900+300=2700+100=2600+900=1200-500=1500+300=1300-800=2300+200=1600+500=1100+200=2800+700=1900+500=1000-100=1900+700=1300+400=2100+600=2300+400=2800-700=700-300=2100-600=1900+900=2700-900=1200+400=2600+900=2000-500=3000+400=2400-800=2700+900=800-400=2100+100=2300+600=1800-200=2900+300=1900-900=800-100=2100-800=2000+700=2200-500=3000-300=2100-700=1200+400=2100+900=2400+300=2000-100=2500+800=1700-900=2700+900=2500+100=2500-100=800-200=1100-500=1100-100=1800+800=1100-700=1300-900=2400+700=1100-500=1500+400=2400+900=2600-500=1400-500=500-100=2600-200=1700+100=1300-200=2500+800=1300+400=1800+100=1300+100=1900-200=1600+300=1200-400=2300-300=2200+400=3000+700=1300+300=1800-200=2800+800=2300-600=2100+400=1500-300=2600-900=1400-700=1700+600=2700+900=1400+500=2500-800=1400+200=500-400=2800-100=2300-400=1900+200=2200-600=2500-700=2600+200=1800-900=2400-300=900-800=2700+200=1700+400=2600-700=3000+800=600-200=1300+300=1400+600=700-600=2600+400=3000-700=1000-600=2000+200=2300+300=2400+900=1400-800=1200+100=3000+100=2800+200=2500+400=1400+800=1100-600=2200-100=1100+300=2900-400=2900+600=900-200=1600-800=2000-700=1900+200=1300+700=2400+600=2600-100=2900-300=1300+600=2500-500=1400+500=1400-500=2200-100=2100+900=1600+700=1700-600=2600+300=1500-400=1800-200=1600-300=2000+600=2600+600=3000+200=2900-300=300-200=1900-900=800-500=2100-100=3000+400=2800+600=1700-500=1100+200=2600-900=1400+900=1800+500=2800+200=1700+900=3000-400=2100-100=2900-500=2100-800=2700-300=2700+100=2200+100=2400+500=1200-500=2100+900=1600+500=2400-800=1900-100=2100-800=1900-500=2400+800=3000-400=1100+400=2100+600=300-200=3000-300=2400-800=1400+900=1300-700=1600+600=1100+700=1100+800=2100+200=1800+200=1800+600=2300-600=2300+900=2600+100=2500+200=900-500=2800+700=1200+500=1700-900=2400-800=2000-500=400-100=2800+400=1400+500=2200-800=1700+500=2000-500=2900-200=2300+800=2300+700=2200-500=2800+900=2500+200=2900-400=1400+100=2100-900=2500+900=1900+100=2300+100=1500-800=1700-800=1900+800=3000-200=1000-200=2300-100=2600+500=900-300=2100+700=1500+100=2400+400=2200+100=2100+700=1600-700=2900-100=2800+500=1800+300=2800+400=1600+900=2800-900=2900+600=1900-300=2700-300=2400-900=2200+200=2900-100=1200-100=2900-100=1500-200=700-300=1600+300=3000-900=1600-400=1700-600=2500-500=2100+900=1600-500=1500+100=1500+700=2000-800=2700+600=900-400=2600-600=1100-900=2000-800=1400-100=2600-700=1300-800=2400+300=1200+300=1800-100=1800-900=2100+800=1800-800=1600-100=1100-500=2500-900=1000-900=2000-700=1200+500=500-100=1100-900=1400+100=1800+300=2100+800=2700+200=2000-100=600-200=1100-700=1100-400=1700-900=400-300=1600+400=2100+800=2900-400=1500+400=800-700=2100+900=1800-700=1600+500=2800+200=1100-900=1100+400=1300-900=2900+900=2300+500=2400-800=2300+700=1800+300=2000+400=1400+900=1800-700=1500+300=1300-100=2000-300=1500-100=1900-700=2300+600=1800+100=2300+800=1300+100=2900-700=1100-300=2000-700=1900-300=2700-600=2400+300=2700-300=1600+700=1300-200=1200+100=1000-700=3000+600=1200-700=1400-700=1300+500=1400-800=2500+600=2800-900=1500+600=3000+700=1300-200=2300+400=2300-200=1200+400=1000-900=2900-300=1300-300=2600+700=2800-200=1900-200=2200-400=2800+400=1200-400=1400+300=1300+100=2800+600=1500+900=1200+600=2000+600=1800-800=2900-900=2800-100=900-700=2100-400=2700+400=2400-800=3000-900=2800+200=1000-400=2500+300=2600+700=1400-200=1800-900=2300-300=1600+700=2300+200=1900-300=2400+500=2200-800=2000-700=1700-900=1000-900=1500+500=2400-500=1900-800=500-100=2400-900=2900+200=1500+500=2900+800=2000+500=1900-600=1200+200=600-300=2400-100=2900+200=2100+600=1200-300=1800-200=1400-900=2100-400=1900+200=2500-800=3000+600=1100+300=2700+900=700-400=1000-200=1800-200=2800-900=1800+500=2500-900=1700+600=1300+300=1100-100=2000+700=3000+100=2600+600=2400-500=3000+700=2500+300=1300-100=1300+300=1600-900=1200+600=1200-900=2100+500=2400+700=1200-900=2900+700=1900-800=1400-900=1400+300=1500+100=2300+400=2000-500=1300-900=2000-100=2600-200=1600-500=2200+600=2500-800=1500+900=1000-300=700-400=1700+600=1700+800=2300+200=2900+300=2300-900=1400+300=1700+500=1200+900=1800-100=2600+100=2800+900=2400+700=2400+800=1200+700=3000+400=1900-500=2700+700=2400-400=2800-100=2500-800=1600-100=1300+100=2700+600=2000-300=600-100=1600+100=1000-100=1100+600=2200-400=500-400=1400+200=2200-500=2600+600=200-100=2200-100=2600-700=2600+400=2600+300=1400+900=2600+200=1800+300=1500+700=1500+400=1900-600=2700+800=2000+400=900-100=3000-800=1100-600=1600-500=1600-100=2500-300=1200+600=2600-900=1500+700=900-500=800-500=800-700=2700-300=2200-900=1500+900=2100-200=2500+700=1500-200=2500-100=1900-500=2100-800=2400-900=1000-800=1000-700=1900+900=1200-200=1600+200=2800+400=1400-300=1900+800=3000-600=3000-500=1500+500=2200+200=2600-400=2600+800=2100-700=900-700=2700-200=2600-300=2600-400=2800+700=1800-600=2000+100=2300+600=1100+400=2300+900=2300-700=2600-500=2900+300=2700+900=1900+100=1800-200=1500-400=2800-900=1400+600=2500-400=2200-600=1900-900=2800+700=2300-400=800-600=2200+500=2900+600=500-100=1800+900=2600-700=2900-800=2900+300=2400-500=700-300=3000+200=1200-200=1400-900=2200+800=1100+800=2200-900=2300+400=1000-600=2900+200=1200+800=2500-500=2900-500=2700-300=1700+200=1200-800=2300+400=2000-700=700-500=1000-600=1300+800=3000+700=1900-200=2400+500=2200-100=1300-400=1300+900=2300+700=1600+800=2900+800=1700+300=2600-800=1200-800=700-100=2700-600=1400-900=300-200=1500+700=1400+800=1900+300=3000+900=1900+700=2200+500=2000-600=1200-500=2700-600=1500+900=2300-900=2900-500=2300+200=1800+900=2400+900=2400+700=600-300=1700+800=1900+800=2300-300=1500-500=1400-700=900-100=2400+500=2600-900=2000-900=2100+700=2700-300=1300-100=2900+200=1900+700=2600-500=2100-600=1300+200=3000+100=1700+600=1200-400=1500+500=2400+800=1900+700=2400+500=1100-100=300-100=2700-600=2200-300=1600-600=2200-900=1400+700=2300-500=2900+400=1700+100=900-300=1200+200=1700-200=1200-300=1600+500=2100-600=2600-500=1100+500=1400-900=1800-500=1200-700=2200+700=800-400=2200+500=800-500=1900+100=3000+300=2900+200=1800-500=2000-600=1900-700=2700+500=2900+300=1700+100=1300-300=1500-100=900-700=2800-100=1300-300=900-600=1100+800=2400-800=1900+900=2600-400=3000-900=3000+600=2000-800=1200-500=2700+100=1700-300=1300-600=1900+100=2700+400=2900+500=2200+300=1600+800=2600+400=2100-100=1900+900=1600+800=3000-600=1700+200=2000-400=1200+500=500-300=2400-700=1700-400=1100+900=1600+500=2400+100=2800-600=1400-200=700-100=1400-900=1300-900=1100+200=2300-300=1800-300=1200-300=1300+800=1100-500=2800-300=2700+800=2600+500=3000+600=1800+400=1500-200=2700-400=200-100=1600+300=1400+700=2900+800=2200-700=2400+500=1000-700=2100-200=2200-400=2100+100=1700-900=1400-700=2600-700=1100+300=2900-400=2300+300=2300-900=1900+800=2400+400=1400-300=2200-900=2400+400=2400+700=1100-100=1200+200=2500-300=2000+300=2300-500=1300+600=1500-100=1600-500=1800+700=1000-900=1500+100=1900-900=3000-900=1200-500=2900+400=2200-900=2300+900=600-300=1800+500=3000-100=2800+400=2700-200=1100-800=1900+800=1800-600=1200+700=900-400=1100+800=2600+400=1700-700=2400+500=1800+700=500-100=1300-200=2600-400=1500+100=1800-500=500-200=2300-700=1800-500=2600+800=2300+300=1100-100=2600-300=600-500=1500-900=1800-900=1800+800=1200+500=1900+100=2800-800=1700-600=2600-600=2400-300=1400-200=1000-700=600-100=2700+100=1000-700=1700+800=1900-700=1200-600=2000-600=2200-900=1600-100=2600+800=1200+200=1800+800=2500+100=1100+200=2500+800=3000+200=2300+200=1600+100=1900-600=2900+500=1200+400=2200-300=1800+600=1200+900=2700+800=1300+700=1900-500=1100-100=2700+700=2200+800=2700-300=1700+800=1300+300=1000-900=1700+900=2600+800=2200+900=600-100=600-100=1000-200=900-500=2000+200=1600+800=2100+800=2900-700=1400-500=1500+200=800-500=2500+700=2100-100=2300+400=2100+200=2200+400=2700+100=2400-200=2900+800=1300+300=1000-500=2600-200=1400-700=2200+800=1100-900=1900+100=1800+300=3000+400=1400+900=2500-900=1500-400=2000-600=2900+300=900-700=1900-300=2600-800=2500+900=3000-400=2300+600=2200+400=1400-800=1900+400=1800+500=1400-900=1100-100=2200+600=2000-500=2700+600=1100-200=2700-600=1400-900=2500-500=1500-600=1600-400=900-400=2600-600=1800+400=2300-800=1000-300=1200-800=2600+400=1900+100=2400+400=1100-200=2200-500=1400-500=2700+500=200-100=1600-700=2400+100=2200-200=2900+300=2100-100=2300-600=2800-500=1600+500=600-400=1800+600=1000-700=2500+800=1800+700=1600-900=1600-500=2800-100=1400+300=2800+800=2900-100=2400-300=2800+400=2500-300=900-800=1600-400=1900-200=1100-200=2900-600=2900-800=1200+300=1800+100=2100-500=900-800=2400+300=2500-200=2300+800=2800+800=700-500=1800+700=2300-500=700-400=2300+900=1900-300=1400-200=1700+400=1000-400=2500+400=1400+300=700-300=800-700=700-200=1800+800=400-200=3000-200=3000-200=2400+300=3000-900=1700+900=2200+900=1300+100=2700+100=500-100=1700+100=2600+200=1800+100=2100-200=1200+100=2400-300=2600-300=3000-200=1100+300=3000-200=1900+800=2500-500=2000+200=2900-100=1100+300=2100+400=900-200=2900+800=1700-300=1200+300=1300+800=2300+500=800-500=2200-200=1100+300=2200-700=2300-100=2800-200=1600+600=600-100=700-400=2600-500=1500+300=1400+300=2900+200=1100-100=1700-900=2400+400=1600+600=1200-200=1200+500=2900+200=1900-800=1100+200=2400+500=1600-800=2800+300=2300-900=2500+500=2600+400=1500+400=2100+400=2500-700=1100+900=2100+400=2300+900=1100+800=1600+200=700-100=1400+800=2100+400=2700+800=2400-400=1200-500=900-200=1700+100=2300+500=1500-800=3000-200=1300+800=3000+700=2900+100=1800-100=1700-300=2500+300=2300-400=2600-700=2000-100=1900-800=2500+200=800-100=400-300=1300+600=300-200=3000-300=2200-400=2000-600=1800-800=2900+800=2400-700=1800-200=1700+300=3000+200=2300+300=2700+900=1200+800=800-500=1600-300=2700-700=2100+400=3000+400=2900+400=1300+300=2000+900=2700+700=2700-700=3000+600=3000+600=3000-200=2400+400=2200-400=2000-900=2100+900=1200+100=2900-400=2300+800=2400+200=2500-900=2500+200=2100+300=2100+900=1000-600=1400-100=1100-300=1700-300=1200-200=1800+300=2100-200=2400-900=3000-200=2400-100=1900+400=2400+100=600-300=1800-800=2800-300=1100+300=1000-600=3000-700=2400+900=2500+100=1900+900=2200+700=1600+800=1700+800=2300+700=1100-900=1400-100=2000+100=1300-800=2000-400=3000+100=2300+300=2200-100=2900-400=1600+400=700-100=400-300=2400-500=1100+500=2900+600=1500-100=600-500=1400-500=1900-500=2900+100=1600-400=1900+300=1300-800=700-500=1100+900=2900-600=1200-100=2800+800=2800-600=1900-500=1700-900=1300-900=2000+200=2600+100=2800+800=500-300=900-400=900-600=1700+100=500-100=1300+900=2100+600=1500-400=1200-500=2800+800=1200+900=1400-100=1600-300=2700-800=110021003200300200280012006002300200240034007001900220020002400200500240021003700160012001500200028003300350013003200100024002200140014003600370019001000190023002700200070030032002300210016001900230010002600260031001900300025003500900350023009002001700130025003900140090024003200110033002400250012001003400200500160010040040016001900270035002300150032001100110021003002400170020002600800900210034003002001000240013002200700180010012002900140027008002300100020002100500100037001900240020001100100016006001800190025002200300018003100600900140022002100250030004002200140080021002200180016003400140030024008002600270014002100400310011001700500900200010001000180050015004001006002400300200030018003700360050023001400190029002400600360070060029002800160070015002200260020002200130035005002400230023003001200150024002200180029001200130022003002100250031002300130033003100300015002000200029003800330080017002000360032004003600500210014002200260027001300170032005005001400190040025001800250026002100170020003500290010024002001400250029007002300260031001000110035001500250025001300400600240020002100170017003100180015008002200130070020002000260032008002200240040013001900210020002700220024001600160010002300300240020003400100080020025001800100320015001800260030001800100300070050029002300270015001900370022002900160016001700150033001800270032002700100020001700500180013009001300270070017001300190021002100180025002100120011004002002100370010070020001700190040011001800200027002000600140021003500200020002800320024002800170010002100290040024003000200016001200280038002800130090024001700190019003800230025001400200170022005001100100020003100600400700270036002000320028003500700180050025002100130035002400900260017002700270021004001500280018001600350015003400160036004002200290016003200100070013002700170027001400160030002700190033008003600260024006006001000260040040031006001900330021009004002400180011003300170019001400170019008002000260037001600160036001700250012001700700230036001900170016001002700190021001600180028009002100100290021001900380040016002000100300023004002200260033006001300310030002900220050021001400250035007008001300210020003000250026001900200019009002100300023001100290011001600130026003200320026001001000300200034003400120013001700230023003000260026002000240013002400280023002900700300021001600180013001400320026001500270010027001600230060022001800190023002000240017003200270027004003500170080016001500300320019001400220015002700310030001700370027002500150012003400200024007009002700280080022003100600280016002800230028009002800330021003200250019003500160024001500240028001100280013004001900210012001100200030001100160022001200330050020002001200130019005002700150017009002900100015006001600100130017004002001500210029002900190040040070080010020002900250019001003000110021003000200150040038002800160030002100240023001100180012001700140012002900190031001400220080013001600210027002400230011001300300360050070018006003100190021003700110027002100160010026001000330026001700180032008001700140034002400180026001000200027002001700310016002100300060028003300120090020002300250016002900140013008001002000190011004001500310020003700250013001400300230031002700900160050017002100170036001400360030080016001900230016002300160010002700310032001900370028001200160070018003002600310030036001100500170016002700150040019002400110028001700240070030023002500250032001400170022002100170027003700310032001900340014003400200027001700150014003300170050017009001700180010016001700320010021001900300029002300280021002200190013003500240080022005001100150022001800170022004003001002400130024001900320013002400140013001500200300280010001800320011002700240025002000240022003400140020025002300220035001200210029001500320016002100320036002000160011001900200021001600100035001900200270035004002700190021003200190040032001000500300019001300270040031002000200024002400190040027001300200400210037001700290021009002200300024003700200018004006002100500100220022002200390026002700140070021002400140024002500270033003100300250027002000100070080029001700110028002400120031002600210