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