二年级口算
大全800题76+24=29+67=95-89=79-56=52+39=34+62=56+24=80-56=65+32=60-46=67-38=66-36=71+26=84-36=15+19=55-16=55+29=69+26=64+36=74+18=35+19=54+28=58-46=65+25=53+46=36+38=39+36=25+57=37+32=76-43=26+48=13+79=46+37=84-56=87-56=76+16=39+21=29+42=61+22=27+53=75-46=78-56=52+38=63+28=56-26=59+23=29+36=36+28=45+25=52+17=58+14=80-24=88-56=93-65=38+56=24+37=51-15=36+36=97-58=57+15=45+36=26+56=61+39=26+58=49+16=55+26=60-32=64+36=29+74=25+56=73-29=69+34=28+58=28+36=29+66=64-16=46+34=51+28=96-68=36+56=56+26=26+69=68-56=69-26=63-59=36+45=68-26=19+38=23+68=85-36=32+49=47-29=43+26=72-56=64-25=98-53=49+25=54+42=27+69=29+39=31+38=91-73=27+56=41-28=33+53=51+29=35+37=97-54=49+47=46+3=16+38=23+38=51-35=62+19=69+19=80+7=98-25=46+45=55-25=25+66=34+36=49+16=54-36=78+14=2×4,92,2×9-3,18-6×7,2×2,0,7-1-7,21,56-8,24-4-3,8-2,0,56,8×7,40-10,68,88,68,8,60,54,3165,,36-4,62,4×2,60,33,16,47,25,44,36,10,65,4×9,4,9×2,4,50-5×9,1×21-3,6-6,91,28-1-7,54-6,62,28-4,5,42-7-1,54-9×6,144-6-8,37+29-48=31+29-18=46+16-8=24+30-35=57-38+19=18+17+46=37+19-48=65-26+18=38+12-26=48-27+19=