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P1 Math · Chapter 16brightbit.net/worksheets

Addition within 100

Name: ______________________Class: ________Date: ____________Score: ____ / 10
  1. 1.

    23 + 14 = ?

    Answer: ____________________________________

  2. 2.

    41 + 25 = ?

    (a) 64(b) 65(c) 66(d) 67
  3. 3.

    30 + 50 = ?

    Answer: ____________________________________

  4. 4.

    12 + 36 = ?

    (a) 46(b) 47(c) 48(d) 49
  5. 5.

    55 + 33 = ?

    Answer: ____________________________________

  6. 6.

    There are 24 red fish and 15 blue fish. How many fish altogether?

    (a) 37(b) 38(c) 39(d) 40
  7. 7.

    40 + 40 = ?

    Answer: ____________________________________

  8. 8.

    61 + 17 = ?

    (a) 76(b) 77(c) 78(d) 79
  9. 9.

    A box has 32 biscuits. Another box has 22 biscuits. Total biscuits?

    Answer: ____________________________________

  10. 10.

    73 + 26 = ?

    (a) 97(b) 98(c) 99(d) 100

Answer key — P1 Math: Addition within 100

For parents. Step-by-step explanations for every question are free on brightbit.net.

  1. 1.37
  2. 2.(c) 66
  3. 3.80
  4. 4.(c) 48
  5. 5.88
  6. 6.(c) 39
  7. 7.80
  8. 8.(c) 78
  9. 9.54
  10. 10.(c) 99
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