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ADDITION · MEDIUM

Addition worksheet: medium

Two two-digit numbers, such as 48 + 27, with answers up to 168. Split the second number into tens and ones and add each part in turn.

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20 questions on the first page, the answer key on the second. Fits A4 and US Letter.

Addition worksheet

Medium · 20 questions

NameDateScore/ 20

  1. 63 + 33 =
  2. 15 + 16 =
  3. 35 + 17 =
  4. 28 + 66 =
  5. 30 + 49 =
  6. 63 + 68 =
  7. 78 + 30 =
  8. 68 + 74 =
  9. 13 + 73 =
  10. 23 + 51 =
  11. 38 + 35 =
  12. 27 + 28 =
  13. 66 + 15 =
  14. 34 + 44 =
  15. 34 + 71 =
  16. 44 + 56 =
  17. 21 + 61 =
  18. 28 + 79 =
  19. 88 + 66 =
  20. 19 + 68 =

iwanttobegoodatmath.com/worksheets/ · Addition, medium, 20 questions, sheet code print1

Answer key

Addition worksheet

  1. 63 + 33 = 96
  2. 15 + 16 = 31
  3. 35 + 17 = 52
  4. 28 + 66 = 94
  5. 30 + 49 = 79
  6. 63 + 68 = 131
  7. 78 + 30 = 108
  8. 68 + 74 = 142
  9. 13 + 73 = 86
  10. 23 + 51 = 74
  11. 38 + 35 = 73
  12. 27 + 28 = 55
  13. 66 + 15 = 81
  14. 34 + 44 = 78
  15. 34 + 71 = 105
  16. 44 + 56 = 100
  17. 21 + 61 = 82
  18. 28 + 79 = 107
  19. 88 + 66 = 154
  20. 19 + 68 = 87

iwanttobegoodatmath.com/worksheets/ · Addition, medium, 20 questions, sheet code print1

About this worksheet

Two two-digit numbers, such as 48 + 27, with answers up to 168. Split the second number into tens and ones and add each part in turn. All answers are whole numbers, and no question appears twice. This page always shows the same sample sheet; the worksheet generator makes a new one each time, with 10, 20 or 30 questions.

Too much of a jump? Go back to the easy addition worksheet. Ready for more? Try the hard one. To practise on screen with an explanation after each answer, use the mental addition practice set.

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