1
Balance the scale: 6 + __ 10 =
2
Balance the scale: 2 + __ 8 =
3
Balance the scale: 4 + __ 6 =
4
If left side 9 × 6, what does the right side equal to balance the scale? =
5
Balance the scale: 1 + 8 4 + ? =
6
If left side 6 × 8, what does the right side equal to balance the scale? =
7
Balance the scale: 2 + 9 9 + ? =
8
Balance the scale: 8 + 7 2 + ? =
9
Balance the scale: 8 + 3 9 + ? =
10
Balance the scale: 6 + __ 9 =
11
Balance the scale: 6 + 4 8 + ? =
12
If left side 10 × 2, what does the right side equal to balance the scale? =
13
Balance the scale: 9 + 6 3 + ? =
14
Balance the scale: 8 + __ 9 =
15
Balance the scale: 8 + 2 4 + ? =
16
Balance the scale: 3 + __ 5 =
17
Balance the scale: 4 + __ 9 =
18
Balance the scale: 3 + 10 8 + ? =
19
Balance the scale: 6 + 9 13 + ? =
20
Balance the scale: 3 + __ 4 =