expert Set 90 Form Exercise

Complete the number bond: 6 = 2 + __

Show answer

Answer: 4

SubType
number-bonds
Total
6
KnownPart
2
MissingPart
4
Difficulty
expert

9 = 5 + __

Show answer

Answer: 4

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

3 = 1 + __

Show answer

Answer: 2

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

Number bond: 4 = 3 + ?

Show answer

Answer: 1

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

3 = __ + 2

Show answer

Answer: 1

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

Number bond: 3 = 2 + ?

Show answer

Answer: 1

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

7 = 2 + __

Show answer

Answer: 5

SubType
number-bonds
Total
7
KnownPart
2
MissingPart
5
Difficulty
expert

Complete the number bond: 8 = 7 + __

Show answer

Answer: 1

SubType
number-bonds
Total
8
KnownPart
7
MissingPart
1
Difficulty
expert