Addition Worksheet: Number Bonds to 100

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Write the missing numbers that add up to 100. The first one is done for you.

42 + 58 = 100 56 + 44 = 100 46 + 54 = 100
84 + 16 = 100 78 + 22 = 100 62 + 38 = 100
5 + 95 = 100 67 + 33 = 100 24 + 76 = 100
27 + 73 = 100 79 + 21 = 100 62 + 38 = 100
28 + 72 = 100 15 + 85 = 100 48 + 52 = 100
32 + 68 = 100 23 + 77 = 100 64 + 36 = 100
70 + 30 = 100 71 + 29 = 100 60 + 40 = 100
14 + 86 = 100 42 + 58 = 100 7 + 93 = 100
89 + 11 = 100 18 + 82 = 100 80 + 20 = 100
82 + 18 = 100 83 + 17 = 100 25 + 75 = 100
12 + 88 = 100 77 + 23 = 100 8 + 92 = 100
91 + 9 = 100 67 + 33 = 100 47 + 53 = 100
95 + 5 = 100 44 + 46 = 100 49 + 51 = 100
62 + 38 = 100 16 + 84 = 100 72 + 28 = 100

Numbers Bonds for: 10 | 20 | 30 | 40 | 50 | 100 |

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Related Resources

The various resources listed below are aligned to the same standard, (2NBT05) taken from the CCSM (Common Core Standards For Mathematics) as the Addition and subtraction Worksheet shown above.

Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.

Flashcard

Game

Matching Game

Lesson

Quiz

Worksheet

Bridging

Number bonds

Slightly Different

To 100

Similar to the above listing, the resources below are aligned to related standards in the Common Core For Mathematics that together support the following learning outcome:

Use place value understanding and properties of operations to add and subtract