easy Set 86 Form Exercise

Find the complement to 100: 67 + __ = 100

Show answer

Answer: 33

SubType
complement-of-100
Total
100
KnownAddend
67
Difficulty
normal

What number + 22 = 100?

Show answer

Answer: 78

SubType
complement-of-100
Total
100
KnownAddend
22
Difficulty
normal

What number + 70 = 100?

Show answer

Answer: 30

SubType
complement-of-100
Total
100
KnownAddend
70
Difficulty
normal

What number + 4 = 100?

Show answer

Answer: 96

SubType
complement-of-100
Total
100
KnownAddend
4
Difficulty
normal

Find the complement to 100: 35 + __ = 100

Show answer

Answer: 65

SubType
complement-of-100
Total
100
KnownAddend
35
Difficulty
normal

What number + 7 = 20?

Show answer

Answer: 13

SubType
complement-of-100
Total
20
KnownAddend
7
Difficulty
normal

Find the complement to 20: 5 + __ = 20

Show answer

Answer: 15

SubType
complement-of-100
Total
20
KnownAddend
5
Difficulty
normal

What number + 8 = 10?

Show answer

Answer: 2

SubType
complement-of-100
Total
10
KnownAddend
8
Difficulty
normal

What number + 4 = 10?

Show answer

Answer: 6

SubType
complement-of-100
Total
10
KnownAddend
4
Difficulty
normal

What number + 5 = 20?

Show answer

Answer: 15

SubType
complement-of-100
Total
20
KnownAddend
5
Difficulty
normal

What number + 15 = 20?

Show answer

Answer: 5

SubType
complement-of-100
Total
20
KnownAddend
15
Difficulty
normal

__ + 2 = 10

Show answer

Answer: 8

SubType
complement-of-100
Total
10
KnownAddend
2
Difficulty
normal

What number + 58 = 100?

Show answer

Answer: 42

SubType
complement-of-100
Total
100
KnownAddend
58
Difficulty
normal

What number + 1 = 100?

Show answer

Answer: 99

SubType
complement-of-100
Total
100
KnownAddend
1
Difficulty
normal

__ + 7 = 10

Show answer

Answer: 3

SubType
complement-of-100
Total
10
KnownAddend
7
Difficulty
normal

Find the complement to 10: 4 + __ = 10

Show answer

Answer: 6

SubType
complement-of-100
Total
10
KnownAddend
4
Difficulty
normal

Find the complement to 20: 13 + __ = 20

Show answer

Answer: 7

SubType
complement-of-100
Total
20
KnownAddend
13
Difficulty
normal

What number + 12 = 100?

Show answer

Answer: 88

SubType
complement-of-100
Total
100
KnownAddend
12
Difficulty
normal

What number + 13 = 20?

Show answer

Answer: 7

SubType
complement-of-100
Total
20
KnownAddend
13
Difficulty
normal