easy Set 53 Form Exercise

What number + 8 = 10?

Show answer

Answer: 2

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

What number + 10 = 20?

Show answer

Answer: 10

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

What number + 2 = 10?

Show answer

Answer: 8

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

__ + 7 = 10

Show answer

Answer: 3

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

__ + 19 = 100

Show answer

Answer: 81

SubType
complement-of-10
Total
100
KnownAddend
19
Difficulty
normal

__ + 8 = 10

Show answer

Answer: 2

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

Find the complement to 10: 4 + __ = 10

Show answer

Answer: 6

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

Find the complement to 20: 7 + __ = 20

Show answer

Answer: 13

SubType
complement-of-10
Total
20
KnownAddend
7
Difficulty
normal

What number + 65 = 100?

Show answer

Answer: 35

SubType
complement-of-10
Total
100
KnownAddend
65
Difficulty
normal

Find the complement to 10: 6 + __ = 10

Show answer

Answer: 4

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

What number + 5 = 20?

Show answer

Answer: 15

SubType
complement-of-10
Total
20
KnownAddend
5
Difficulty
normal

What number + 2 = 20?

Show answer

Answer: 18

SubType
complement-of-10
Total
20
KnownAddend
2
Difficulty
normal

What number + 1 = 20?

Show answer

Answer: 19

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

What number + 7 = 10?

Show answer

Answer: 3

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

Find the complement to 10: 1 + __ = 10

Show answer

Answer: 9

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

Find the complement to 20: 6 + __ = 20

Show answer

Answer: 14

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

What number + 17 = 20?

Show answer

Answer: 3

SubType
complement-of-10
Total
20
KnownAddend
17
Difficulty
normal