二年级口算题.doc

文档介绍：36+48=52-45=64-46=85-37=66+17=25+69=44-18=95-39=79+19=82-46=62-27=38+29=33+48=52-43=71-55=19+36=64+16=56-27=92-39=33+49=55-46=78-29=27+73=48+25=81-24=26+65=85-48=62-38=35+57=37+37=98-89=46+26=71-49=63-49=85-59=45+18=23+68=84-56=23+68=44+38=87-79=54+27=35+45=40-24=18+66=77-28=88-29=52+19=58+38=43-27=72-59+28=91-17-29=32+19+36=54-18+27=80-53+17=60-18+27=76-19-18=32+39+25=58+(46-27)=56+37-65=42-17+29=94-(28+38)=63-19+39=82-34-49=54+26-14=81-(54+18)=22+39-28=74-(32-18)=66+25+8=58-(19+27)=30-14+57=60-26+48=51-29+34=64+(87-68)=94-56+18=17+28-19=15+39+27=67-25+28=31-24+59=38+55-47=8+84-37=85-(33+49)=78-24+37=42-25+38=90-17-25=71-56+33=57-39+28=70-(25+37)=35-18+66=78+8-57=60-33+27=86-29+35=43+18-29=54-(34+8)=26+36-44=90-47-26=66-47+35=34+66-50=14+(58-39)=75-(55-48)=