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