染雾一年级上册数学100以内连加的练习题
1+0+21= 37+18+33= 24+67+0= 5+55+16=
59+2+11= 5+31+45= 75+9+1= 2+14+25=
6+30+42= 41+36+21=6+13+10=13+28+48=
2+52+27= 1+4+0=13+74+2=0+51+27=
16+22+32= 39+10+41=71+16+4=69+20+2=
4+31+42= 5+55+36=64+6+27=4+12+74=
24+53+14= 69+1+21=25+23+18=49+9+22=
25+5+55= 53+3+7=5+12+43=33+12+22=
10+30+37= 7+22+61=43+12+14=54+14+20=
6+15+25= 56+18+22=1
