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15 questions
Find the unknown number.
14 + __ = 19
6
5
2
Find the unknown number.
16 + __ = 19
6
3
2
Find the unknown number.
19 + __ = 23
7
8
4
Find the unknown number.
__ + 11 = 19
9
8
7
Find the unknown number.
__ + 8 = 16
8
9
10
Find the unknown number.
__ + 11 = 14
3
9
5
Find the unknown number.
__ + 10 = 17
9
10
7
Find the unknown number.
__ + 11 = 23
13
11
12
10. What missing number will make the equation true?
15 − 4=____+9
2
3
4
10. What missing number will make the equation true?
18 − 4=____+9
6
7
5
10. What missing number will make the equation true?
19 − 4=____+10
4
5
6
10. What missing number will make the equation true?
15 − 6=____+9
3
9
0
10. What missing number will make the equation true?
20 − 4=____+14
2
4
6
10. What missing number will make the equation true?
23− 13=____+9
9
1
3
10. What missing number will make the equation true?
10 − 4=____+2
4
3
5
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