二年級數學(上)計算題專項練習43+28=40+8=66+21=43+47=75+20=60+34=6+66=22+54=13+42=51+48=57+36=38+14=15+3=20+10=7+8=49+33=27+18=47+30=8+10=45+7=2+81=5+4=91+7=23+2=38+33=19+73=66+17=31+43=31+7=10+31=60+6=52+35=47+37=14+41=59+20=45+29=22+49=77+14=39+44=15+66=80+6=35+36=26+61=12+34=2+92=55+3=24+26=36+50=7+60=10+86=72-72=53-4=48-29=98-43=33-18=59-17=52-20=30-4=76-17=77-65=88-38=83-30=65-34=37-15=60-19=98-64=99-6=93-15=50-10=80-75=42-27=13-2=84-22=78-22=92-47=50-27=88-2=45-42=29-9=30-30=94-23=62-49=73-36=43-8=80-11=89-24=98-61=89-64=67-28=49-49=55-12=99-10=55-34=59-25=87-25=62-55=50-40=79-19=89-38=95-55=5×7=3×1=2×2=9×5=3×3=5×3=8×6=2×8=9×7=5×6=7×7=3×7=6×7=6×8=9×8=7×2=4×8=6×5=9×3=4×9=6+21+69=43+29+14=14+17+23=31+26+30=10+18+28=44+12+18=21+30+21=16+34+33=8+27+12=7+16+50=32+26+36=15+2+48=2+30+51=4+29+66=13+61+18=22+57+21=48+15+13=19+5+20=7+14+4=50+13+19=25+55+13=8+60+20=8+8+40=28+23+8=91+6+3=2+12+56=56+18+14=22+20+52=7+9+19=12+49+22=74+6+6=22+52+3=3+47+42=17+31+46=52+5+36=35+12+34=12+60+3=20+60+19=23+4+33=30+30+40=69+25+6=45+18+24=40+30+11=16+16+10=5+51+41=61+35+4=58+21+21=46+21+8=61+3+8=46+22+15=75+14-79=66+16-78=43+27-29=28+71-81=59+39-18=34+63-41=63+33-53=47+41-60=59+11-46=21+43-38=64+11-13=31+41-43=52+36-5=48+47-2=4+92-82=2+90-81=39+13-31=56+20-73=6+76-20=38+24-54=2+59-54=18+59-28=27+24-29=51+29-49=16+44-50=9+72-33=14+81-20=52+35-54=36+30-2=13+77-85=4+67-59=34+46-24=18+31-46=32+6-28=33+36-63=38+17-54=34+62-4=35+8-40=27+6-18=58+20-78=82+10-12=62+38-42=55+39-91=23+16-29=29+37-59=2+66-38=29+25-13=11+42-9=11+74-70=51+7-6=85-27-30=66-2-36=60-39-21=44-10-22=32-9-8=65-14-42=82-65-3=72-34-27=86-11-69=44-2-19=61-37-10=95-34-49=78-72-4=23-9-5=80-7-7=98-17-72=55-12-31=65-10-20=92-7-43=80-12-26=59-11-19=94-38-4=75-17-49=81-3-40=91-49-18=92-16-15=88-6-71=38-10-17=95-15-50=50-33-11=88-24-44=85-10-66=91-11-10=61-12-31=52-21-17=25-9-16=62-7-10=41-6-8=51-4-40=86-27-19=62-6-55=88-11-15=87-29-3=93-15-48=66-25-32=69-13-10=61-20-6=73-44-13=47-16-18=98-47-18=39-4+2=65-56+20=85-45+32=82-56+19=93-71+77=34-28+16=48-3+14=45-39+14=87-39+36=46-34+5=98-74+6=68-50+48=46-40+51=59-49+16=62-34+2=42-14+17=66-66+37=42-23+20=63-37+36=56-7+44=39-30+28=70-55+35=55-39+13=61-60+32=62-53+6=97-93+21=89-45+5=25-5+35=72-17+10=40-29+6=91-79+45=45-29+81=50-35+7=72-52+69=97-38+38=92-51+58=40-30+50=23-2+15=99-66+42=45-37+3=26-7+69=74-71+14=72-24+31=30-11+71=92-80+78=54-18+57=92-35+23=88-84+28=96-32+29=68-50+41=2+(82-81)=57+(81-51)=20+(69-58)=81+(20-8)=66+(61-39)=5+(99-20)=49+(71-33)=16+(90-64)=13+(12-4)=60+(69-63)=48+(93-45)=40+(38-18)=57+(75-45)=53+(70-30)=6+(41-15)=71+(93-80)=57+(44-23)=52+(36-20)=68+(89-80)=29+(40-24)=39+(51-2)=72+(85-79)=27+(51-13)=98+(39-38)=60+(70-34)=31+(34-5)=12+(43-16)=68+(71-62)=19+(65-34)=33+(60-5)=21+(62-28)=10+(92-8)=25+(33-29)=36+(83-48)=19+(33-26)=73+(58-38)=44+(17-12)=62+(32-5)=16+(52-25)=17+(37-27)=30+(47-32)=20+(37-22)=54+(8-7)=25+(79-43)=53+(98-53)=15+(70-43)=76+(83-81)=75+(37-25)=11+(18-10)=46+(87-81)=57-(36+21)=76-(23+48)=80-(27+25)=76-(48+5)=69-(16+24)=87-(44+32)=33-(11+3)=85-(32+9)=85-(3+17)=88-(35+25)=60-(27+17)=73-(17+6)=99-(26+11)=57-(4+40)=88-(3+57)=61-(19+28)=87-(32+17)=75-(42+29)=80-(15+32)=96-(20+13)=88-(26+45)=90-(51+7)=87-(21+35)=62-(42+13)=99-(10+30)=77-(6+2)=75-(36+19)=60-(38+6)=79-(15+28)=52-(22+23)=76-(8+3)=72-(4+23)=88-(11+37)=90-(50+35)=92-(59+2)=71-(7+54)=62-(5+24)=54-(45+3)=89-(47+31)=96-(10+49)=90-(15+4)=83-(10+63)=96-(61+5)=57-(14+27)=71-(55+14)=53-(28+12)=78-(70+7)=88-(60+22)=94-(71+19)=89-(33+37)=50-(61-33)=66-(84-78)=42-(34-4)=94-(98-23)=81-(68-7)=82-(45-44)=83-(13-3)=90-(35-33)=52-(59-31)=25-(44-29)=27-(8-2)=20-(86-76)=18-(57-47)=60-(35-34)=75-(21-13)=96-(74-40)=96-(98-50)=25-(56-39)=99-(98-6)=59-(81-27)=35-(45-12)=76-(71-35)=96-(60-34)=79-(64-61)=81-(85-31)=64-(38-34)=27-(62-55)=51-(98-49)=38-(33-25)=55-(93-61)=48-(80-45)=85-(97-56)=75-(56-45)=88-(77-6)=72-(93-26)=32-(55-31)=23-(53-33)=35-(79-60)=88-(50-32)=82-(44-19)=19-(42-25)=12-(33-32)=50-(33-15)=66-(98-84)=92-(56-4)=66-(57-40)=94-(73-59)=99-(60-31)=67-(60-14)=63-(90-70)=20+6×8=7+2×7=49+7×4=44+2×3=45+7×7=37+3×7=36+7×9=58+3×5=65+2×8=37+3×6=77+3×4=28+6×8=42+9×4=32+7×5=33+2×2=65+3×4=64+2×4=46+6×4=66+7×2=10+9×4=57+7×2=28+7×6=7+3×8=13+4×3=55+3×3=8×7+6=6×5+69=3×9+22=9×4+7=3×2+62=8×4+32=7×2+27=3×6+22=3×6+75=6×2+13=7×4+52=5×9+54=2×2+11=2×7+19=8×6+4=5×5+3=2×5+46=8×3+40=4×5+49=6×2+71=8×4+55=8×2+49=7×7+2=7×2+86=7×3+45=39-2×3=53-5×3=26-3×8=96-6×4=52-2×2=86-3×7=65-2×9=97-7×7=55-9×3=97-9×6=87-3×7=93-6×4=62-6×6=14-6×2=42-8×2=51-6×8=68-4×5=65-6×8=53-3×4=48-5×8=6×8-8=9×9-9=2×9-11=5×4-15=6×8-3=9×2-11=2×5-9=7×9-26=9×9-17=9×7-31=4×4-4=4×7-9=5×8-24=6×5