hard Set 57 Form Exercise

2 = 1 + __

Show answer

Answer: 1

SubType
number-bonds
Total
2
KnownPart
1
MissingPart
1
Difficulty
hard

Number bond: 7 = ? + 2

Show answer

Answer: 5

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

8 = __ + 1

Show answer

Answer: 7

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

2 = __ + 1

Show answer

Answer: 1

SubType
number-bonds
Total
2
KnownPart
1
MissingPart
1
Difficulty
hard

4 = 1 + __

Show answer

Answer: 3

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

Number bond: 5 = ? + 4

Show answer

Answer: 1

SubType
number-bonds
Total
5
KnownPart
4
MissingPart
1
Difficulty
hard

9 = 8 + __

Show answer

Answer: 1

SubType
number-bonds
Total
9
KnownPart
8
MissingPart
1
Difficulty
hard

Number bond: 7 = ? + 6

Show answer

Answer: 1

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