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