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Multiplication Near Squares Worksheet

Tables & multiplication lesson 18: Number patterns near squares · Set 171 · 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. 1.99 × 101 =
  2. 2.15 × 25 =
  3. 3.17 × 23 =
  4. 4.64 × 66 =
  5. 5.39 × 41 =
  6. 6.98 × 102 =
  7. 7.26 × 34 =
  8. 8.81 × 89 =
  9. 9.18 × 22 =
  10. 10.42 × 48 =
  11. 11.87 × 93 =
  12. 12.75 × 85 =
  13. 13.23 × 27 =
  14. 14.35 × 45 =
  15. 15.54 × 56 =
  16. 16.10 × 20 =
  17. 17.22 × 28 =
  18. 18.19 × 21 =
  19. 19.46 × 54 =
  20. 20.39 × 41 =
  21. 21.18 × 22 =
  22. 22.98 × 102 =
  23. 23.18 × 22 =
  24. 24.15 × 25 =
  25. 25.15 × 25 =
  26. 26.19 × 21 =
  27. 27.72 × 78 =
  28. 28.82 × 88 =
  29. 29.49 × 51 =
  30. 30.96 × 104 =
  31. 31.95 × 105 =
  32. 32.19 × 21 =
  33. 33.22 × 28 =
  34. 34.67 × 73 =
  35. 35.97 × 103 =
  36. 36.44 × 46 =
  37. 37.58 × 62 =
  38. 38.33 × 37 =
  39. 39.29 × 31 =
  40. 40.25 × 35 =

Answer key

  1. 9999
  2. 375
  3. 391
  4. 4224
  5. 1599
  6. 9996
  7. 884
  8. 7209
  9. 396
  10. 2016
  11. 8091
  12. 6375
  13. 621
  14. 1575
  15. 3024
  16. 200
  17. 616
  18. 399
  19. 2484
  20. 1599
  21. 396
  22. 9996
  23. 396
  24. 375
  25. 375
  26. 399
  27. 5616
  28. 7216
  29. 2499
  30. 9984
  31. 9975
  32. 399
  33. 616
  34. 4891
  35. 9991
  36. 2024
  37. 3596
  38. 1221
  39. 899
  40. 875

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