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