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