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