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