Addition
129+129=
258
8 x 6
48
89 - 67 =
22
what is larger? 0.20 or 0.5
0.5 is larger
3,426+6,708=
10134
20 x 20
400
what is 0.5 + 0.2
0.7
678,678+234,234=
912,912
10 x 70
700
0.8 x 0.9 =
0.72
4,567,890 + 792,680
5,290,570
7 x 70
490
0.8 x 0.8 =
0.64
12,345,678 + 12,345,678
24,691,756
508 x 5
2,540
1,000,000 divided by 10
100,000
0.5 x 0.56
0.28