easy Set 17 Form Exercise

What number + 14 = 20?

Show answer

Answer: 6

SubType
complement-of-10
Total
20
KnownAddend
14
Difficulty
normal

__ + 11 = 20

Show answer

Answer: 9

SubType
complement-of-10
Total
20
KnownAddend
11
Difficulty
normal

What number + 5 = 10?

Show answer

Answer: 5

SubType
complement-of-10
Total
10
KnownAddend
5
Difficulty
normal

Find the complement to 20: 18 + __ = 20

Show answer

Answer: 2

SubType
complement-of-10
Total
20
KnownAddend
18
Difficulty
normal

__ + 9 = 10

Show answer

Answer: 1

SubType
complement-of-10
Total
10
KnownAddend
9
Difficulty
normal

Find the complement to 10: 8 + __ = 10

Show answer

Answer: 2

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

Find the complement to 10: 3 + __ = 10

Show answer

Answer: 7

SubType
complement-of-10
Total
10
KnownAddend
3
Difficulty
normal

Find the complement to 100: 41 + __ = 100

Show answer

Answer: 59

SubType
complement-of-10
Total
100
KnownAddend
41
Difficulty
normal

Find the complement to 20: 16 + __ = 20

Show answer

Answer: 4

SubType
complement-of-10
Total
20
KnownAddend
16
Difficulty
normal

Find the complement to 20: 12 + __ = 20

Show answer

Answer: 8

SubType
complement-of-10
Total
20
KnownAddend
12
Difficulty
normal

__ + 1 = 20

Show answer

Answer: 19

SubType
complement-of-10
Total
20
KnownAddend
1
Difficulty
normal

__ + 93 = 100

Show answer

Answer: 7

SubType
complement-of-10
Total
100
KnownAddend
93
Difficulty
normal

Find the complement to 10: 7 + __ = 10

Show answer

Answer: 3

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

What number + 9 = 10?

Show answer

Answer: 1

SubType
complement-of-10
Total
10
KnownAddend
9
Difficulty
normal

What number + 1 = 10?

Show answer

Answer: 9

SubType
complement-of-10
Total
10
KnownAddend
1
Difficulty
normal

__ + 58 = 100

Show answer

Answer: 42

SubType
complement-of-10
Total
100
KnownAddend
58
Difficulty
normal

What number + 6 = 20?

Show answer

Answer: 14

SubType
complement-of-10
Total
20
KnownAddend
6
Difficulty
normal