Drag and drop the number from the right to the number on the left so they both add up to 10.

In other words: Click and hold the button down while moving the number. Release the button when over the other number.

Number Bonds To 10 | Number Bonds To 20 | Number Bonds To 30 |

Number Bonds To 40 | Number Bonds To 50 | Number Bonds To 100

The resources listed below are aligned to the same standard, (1OA06) re: Common Core Standards For Mathematics as the Addition and subtraction game shown above.

*Add and subtract within 20, demonstrating fluency for addition and subtraction within ...*

- Addition Facts Chart e.g. Square to 20
- Addition Facts Chart e.g. to 20 (4 per page)

- Sums to 0 e.g. 6 + 3
- Numbers to 9 e.g. 6 - 3
- Taking away from 1 thru 5
- Taking away from 6 thru 7
- Taking away from 8 thru 9
- Addition - Sums to 9
- Subtraction - Numbers to 9

- Adding one ( + 1)
- Adding doubles e.g. 3 + 3
- Subtracting one ( - 1) e.g. 4 - 1
- Adding zero e.g. 6 + 0
- Subtracting doubles e.g. 10 - 5
- Subtracting to one e.g. 7 - 6
- Subtracting doubles e.g. 8 - 4
- Adding two ( + 2) e.g. 4 + 2

- Number Bonds up to 10 e.g. 6 + ? = 8, 5 + ? = 8
- Fact Families to 20
- Addition (to 9)
- Addition/ Subtraction (to 9)
- Subtraction (to 9)

- Subtraction: Single Digits e.g. 7 - 2
- Addition: Sums to 9 e.g. 4 + 3
- 1 or 2 more than (e.g. 1 more than 6)
- 1 or 2 more than (un-timed)
- 1 or 2 less than (e.g. 2 less than 5)
- 1 or 2 less than (un-timed)
- 1 or 2 more or less than
- 1 or 2 more or less than (un-timed)

- Addition with making 10 e.g. 7 + 6 =13

- Mappings to 10 # 1 e.g. add 2 to 4, 6, 7, & 8
- Mappings to 10 # 2
- Mappings to 20 # 1 e.g. add 6 to 7, 8, 9, & 11
- Mappings to 20 # 2
- Making (Bridging) 10 e.g. 7 + 4, 8 + 5
- Adding Three Numbers (within 20) e.g. 6 + 5 + 7
- Adding Three Numbers With Two Adding To 10 (within 20) e.g. 7 + 3 + 8
- Numbers to 9 (3 of 3) e.g. 8 - 4
- Three 1-digit numbers (with two adding up to 10) e.g. 7 + 5 + 3

- Basic Addition Number +1
- Basic Facts: Number Plus One
- Basic Facts: Doubles & Number +1
- Basic Facts: Number +1 & Doubles
- Basic Addition and Subtraction: Backward 1
- Basic Facts: Addition and Subtraction