LI:I am learning to add three or more numbers by first making pairs that add up to tens numbers.
4+8+36=48
65+3+5=73
24+6+3+2=35
16+2+8+4=30
56+9+4+1 =70
44+2+8+6=60
58+2+5+4+5=74
4+6+9+2+61=89
72+4+8=84
29+5+1=35
4+8+32+1=45
3+5+5+17=30
83+2+5+5=95
36+3+1+5=45
8+1+7+1+23=40
9+14+1+6+2=30
No comments:
Post a Comment