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Multiplication Near Squares Worksheet

Tables & multiplication lesson 18: Number patterns near squares · Set 813 · 40 questions
TalentJR

How it works (Middle square): Find the middle number (20 for 19 × 21) and the distance from it (1). Square the middle number. Take away the distance squared.

NameDateTime takenScore ___ / 40
  1. 1.69 × 71 =
  2. 2.16 × 24 =
  3. 3.66 × 74 =
  4. 4.55 × 65 =
  5. 5.91 × 99 =
  6. 6.35 × 45 =
  7. 7.99 × 101 =
  8. 8.17 × 23 =
  9. 9.26 × 34 =
  10. 10.57 × 63 =
  11. 11.35 × 45 =
  12. 12.69 × 71 =
  13. 13.48 × 52 =
  14. 14.36 × 44 =
  15. 15.14 × 16 =
  16. 16.38 × 42 =
  17. 17.56 × 64 =
  18. 18.18 × 22 =
  19. 19.68 × 72 =
  20. 20.14 × 16 =
  21. 21.66 × 74 =
  22. 22.25 × 35 =
  23. 23.96 × 104 =
  24. 24.12 × 18 =
  25. 25.12 × 18 =
  26. 26.53 × 57 =
  27. 27.97 × 103 =
  28. 28.46 × 54 =
  29. 29.38 × 42 =
  30. 30.89 × 91 =
  31. 31.30 × 40 =
  32. 32.95 × 105 =
  33. 33.85 × 95 =
  34. 34.85 × 95 =
  35. 35.79 × 81 =
  36. 36.77 × 83 =
  37. 37.25 × 35 =
  38. 38.27 × 33 =
  39. 39.28 × 32 =
  40. 40.39 × 41 =

Answer key

  1. 4899
  2. 384
  3. 4884
  4. 3575
  5. 9009
  6. 1575
  7. 9999
  8. 391
  9. 884
  10. 3591
  11. 1575
  12. 4899
  13. 2496
  14. 1584
  15. 224
  16. 1596
  17. 3584
  18. 396
  19. 4896
  20. 224
  21. 4884
  22. 875
  23. 9984
  24. 216
  25. 216
  26. 3021
  27. 9991
  28. 2484
  29. 1596
  30. 8099
  31. 1200
  32. 9975
  33. 8075
  34. 8075
  35. 6399
  36. 6391
  37. 875
  38. 891
  39. 896
  40. 1599

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