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Multiplication Near Squares Worksheet

Tables & multiplication lesson 18: Number patterns near squares · Set 580 · 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. 1.13 × 17 =
  2. 2.15 × 25 =
  3. 3.62 × 68 =
  4. 4.79 × 81 =
  5. 5.17 × 23 =
  6. 6.56 × 64 =
  7. 7.60 × 70 =
  8. 8.25 × 35 =
  9. 9.30 × 40 =
  10. 10.89 × 91 =
  11. 11.76 × 84 =
  12. 12.19 × 21 =
  13. 13.37 × 43 =
  14. 14.79 × 81 =
  15. 15.28 × 32 =
  16. 16.28 × 32 =
  17. 17.37 × 43 =
  18. 18.29 × 31 =
  19. 19.19 × 21 =
  20. 20.30 × 40 =
  21. 21.28 × 32 =
  22. 22.85 × 95 =
  23. 23.48 × 52 =
  24. 24.37 × 43 =
  25. 25.47 × 53 =
  26. 26.95 × 105 =
  27. 27.27 × 33 =
  28. 28.35 × 45 =
  29. 29.45 × 55 =
  30. 30.75 × 85 =
  31. 31.98 × 102 =
  32. 32.45 × 55 =
  33. 33.45 × 55 =
  34. 34.97 × 103 =
  35. 35.76 × 84 =
  36. 36.35 × 45 =
  37. 37.99 × 101 =
  38. 38.38 × 42 =
  39. 39.21 × 29 =
  40. 40.19 × 21 =

Answer key

  1. 221
  2. 375
  3. 4216
  4. 6399
  5. 391
  6. 3584
  7. 4200
  8. 875
  9. 1200
  10. 8099
  11. 6384
  12. 399
  13. 1591
  14. 6399
  15. 896
  16. 896
  17. 1591
  18. 899
  19. 399
  20. 1200
  21. 896
  22. 8075
  23. 2496
  24. 1591
  25. 2491
  26. 9975
  27. 891
  28. 1575
  29. 2475
  30. 6375
  31. 9996
  32. 2475
  33. 2475
  34. 9991
  35. 6384
  36. 1575
  37. 9999
  38. 1596
  39. 609
  40. 399

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