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