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