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