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