二年级上学期口算题.doc

62-30=44-28=90-8=31-25=73-28=25-16=81-39=71-4=42-38=31-11=24-19=71-55=75-46=86-46=69-61=68-19=73-36=90-9=62-27=30-25=93-78=83-29=32-24=70-48=63-19=69-17=88-59=45-24=27+15=8+57=28+6=87+7=67+16=49+35=4+49=77+6=88+5=37+59=68+24=54+34=45+35=65+26=15+68=36+69=15+68=85-80=75-8=50-50=73+7=90-8=92-8=97-1=16-5=69-10=81-9=91-3=31-7=75-50=40-21=54-27=60-25=90-50=18+33-24=77-39+16=12-4=28+70=8角+5角=2元-5角=2角+8角=4+49=100-70=100-65=100-28=100-29=1角+1元=82+6=75+1=62+23=25-0=15+23-10=27+33=37+18=84-0=73+26=75-8=45+29=48-9=81-9=91-3=78+8=28+36=44+4=82-6=31-8=31+12=4+88=90-50=90-8=82+9=12+84=11+9=80-2395-1664+3982425+7= 62-283583+1010856+20= 64+665315330332+629735273+425443+587+103 93=48-30=9516=81-260+8391076+1070348-9= 47-852443868940-227-932441-238950-863937-856-2088975-9 92342771658-1047-826-752-369-1063580-236978465899972-245-986896-224940-246-943-418238835+585+259478+1082564+632+749563384260-411+2045-330+8607 25+436-584+4719 52-388-476+093-318+570556+20=64+6 65+3 153303 12+629-733+23+4015+423+537+129-338-315-4 18-230+843+186+270+330-2 72-266-439-220-953+535+239-48=5020-140+662+789-563=3 34-250-4=11+2=53-3=60+8=80-7= 32+426-584+435-1071+9 18-466+1083-371+560-5 36+3 58+30 28-787-1080-612+14= 37+38=23+82= 55+54=11+9 80-3 954643984 62-283+5 8310108 56+2064+665+3 153303 32629-735+2 734254 43587+103 9-3= 4830=954= 81260839+10=7610703 48947852-4 438689 40227932-4 412389 50863937-8 5620889 759923427 71658-10478267523 6910635802369784 658999722459868 962249 402469434 182388 355852594 7810825 646327495 6338426041120453 308607254365844 523 719 884760933 185 705 56+20=646653 153 303 126297332 340 154 235371293 383 154 182308431 862 703 302722664 392 209 535352394 850 201 406627895 633 342 504=11+2= 533= 60+8= 807= 324265844 3510 7191846610 60-5 83336358+30=28762-25=26+25=100-28=71-14=32+29=25+36=36-29=16+9=26-19=63+19=86-39=69+17=26-17=59-37=49-35=69-39=28+36=56+14=76+15=75-27=26-19=50-13=50+13=18-5=43-5=43+5=93-28=24+19=45+24=87-7=69+17=77-16=45-35=25-5=73-26=33-27=46+26=48+19=81+9=45-26=39+3=32-6=37+18=27+39=87-10=42-26=71+16=75-39=56+20=88-19=