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