10 - 8 =
20 - 17 =
7 X 1 =
18 + 14 =
10 X 1 =
10 ÷ 1 =
759 - 259 =
985 - 102 =
234 + 112 =
124 + 251 =
8 ÷ 1 =
984 - 798 =
1 x 5 =
98 - 57 =
4 ÷ 1 =
25 + 32 =
346 - 152 =
641 - 137 =
9 ÷ 1 =
6 X 1 =
500
4
9
32
10
8
3
883
57
346
5
186
6
194
10
41
7
2
375
504