Worksheet

Two-Digit Addition

Grade 1 - Math - Challenge Me

NameDate

  1. 89 + 4 = ____

  2. Which sum is correct for 81 + 10?

    • 97
    • 91
    • 89

  3. Break apart 32 + 2. Which tens-and-ones idea helps?

    • add 32 to itself
    • add 2 to 32
    • subtract 2 from 32

  4. A class had 69 counters and found 20 more. How many counters now?

  5. Which number sentence has a total of 64?

    • 58 + 6
    • 58 - 6
    • 6 + 6

  6. 34 + 40 = ____

  7. Which sum is correct for 17 + 3?

    • 2
    • 14
    • 20

  8. Break apart 66 + 20. Which tens-and-ones idea helps?

    • add 20 to 66
    • add 66 to itself
    • ignore the ones

  9. A class had 31 counters and found 7 more. How many counters now?

  10. Which number sentence has a total of 96?

    • 86 + 10
    • 96 + 10
    • 86 - 10
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