medium Set 89 Form Exercise

Complete the number bond: 9 = __ + 5

Show answer

Answer: 4

SubType
number-bonds
Total
9
KnownPart
5
MissingPart
4
Difficulty
normal

Number bond: 20 = 15 + ?

Show answer

Answer: 5

SubType
number-bonds
Total
20
KnownPart
15
MissingPart
5
Difficulty
normal

11 = 8 + __

Show answer

Answer: 3

SubType
number-bonds
Total
11
KnownPart
8
MissingPart
3
Difficulty
normal

16 = 4 + __

Show answer

Answer: 12

SubType
number-bonds
Total
16
KnownPart
4
MissingPart
12
Difficulty
normal

Number bond: 4 = 3 + ?

Show answer

Answer: 1

SubType
number-bonds
Total
4
KnownPart
3
MissingPart
1
Difficulty
normal

Complete the number bond: 7 = 6 + __

Show answer

Answer: 1

SubType
number-bonds
Total
7
KnownPart
6
MissingPart
1
Difficulty
normal

Number bond: 3 = 1 + ?

Show answer

Answer: 2

SubType
number-bonds
Total
3
KnownPart
1
MissingPart
2
Difficulty
normal

Number bond: 19 = 17 + ?

Show answer

Answer: 2

SubType
number-bonds
Total
19
KnownPart
17
MissingPart
2
Difficulty
normal