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