1、二上口算练习题 100 道请各位同学用竖式在作业本上计算148+46+4=3+22+68=73+9+16= 61+2+18=39+37+3=39+18+26=96-39-17=45+22+19=82-48+25=13+5+35=63+17+9=43+29+19=39+29+19=33+27+19=52+35-61=44+17+33=67+17+3=8+26+34=31+25+35=29+16+36=46+17+13=90-65+17=39+27+3=36+29+16=57+18-37=73+26+4=45+16+29=32+23+39=29+36+24=36+13+27=46+53+7=29+
2、28+39=27+35+28=34+29+18=38+36+19=39+37+19=39+16+19=53+19+13=45+27+3=29+38+24=29+28+35=64+29-29=81-22+27=28+16+19=36+39+18=91-65-17=39+18+22=46+36+18=48+13+27=12+17+13=65+21+9= 37+16+24=46+29+ 16=32+19+35=29+32+8=82-19+31=29+23+15=38+54+19=342+56+18=34+16+44=69+19-21=58+31-78=33+59+19=13+46+24=32+34+
3、26=39+35+18=53+8+12=16+58+12=25+26+4=58+31-78=33+59+19=13+46+24=38+37+13= 45+15+15= 52+35-61=44+17+33=67+17+3=13+16+54=54+21+9=17+28+28=55+31+9=45+33+7=86+18-29=56+33+27=62+27+13=69+25+10=72+15-35=12+9+41= 77+21+9=4+22+8=33+2+38=82+17+23=62+19+15=59+31+10=40+29-28=52+27+29=78+21-59=96-73+45=45+27+33=39+37+24=
