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