# Addition: 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.