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