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Multiplication Near Squares Worksheet

Tables & multiplication lesson 18: Number patterns near squares · Set 386 · 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. 1.91 × 99 =
  2. 2.75 × 85 =
  3. 3.78 × 82 =
  4. 4.85 × 95 =
  5. 5.70 × 80 =
  6. 6.57 × 63 =
  7. 7.82 × 88 =
  8. 8.59 × 61 =
  9. 9.59 × 61 =
  10. 10.44 × 46 =
  11. 11.89 × 91 =
  12. 12.68 × 72 =
  13. 13.44 × 46 =
  14. 14.89 × 91 =
  15. 15.19 × 21 =
  16. 16.11 × 19 =
  17. 17.99 × 101 =
  18. 18.85 × 95 =
  19. 19.87 × 93 =
  20. 20.27 × 33 =
  21. 21.58 × 62 =
  22. 22.29 × 31 =
  23. 23.96 × 104 =
  24. 24.80 × 90 =
  25. 25.62 × 68 =
  26. 26.77 × 83 =
  27. 27.69 × 71 =
  28. 28.16 × 24 =
  29. 29.54 × 56 =
  30. 30.71 × 79 =
  31. 31.75 × 85 =
  32. 32.15 × 25 =
  33. 33.87 × 93 =
  34. 34.28 × 32 =
  35. 35.39 × 41 =
  36. 36.96 × 104 =
  37. 37.98 × 102 =
  38. 38.55 × 65 =
  39. 39.97 × 103 =
  40. 40.19 × 21 =

Answer key

  1. 9009
  2. 6375
  3. 6396
  4. 8075
  5. 5600
  6. 3591
  7. 7216
  8. 3599
  9. 3599
  10. 2024
  11. 8099
  12. 4896
  13. 2024
  14. 8099
  15. 399
  16. 209
  17. 9999
  18. 8075
  19. 8091
  20. 891
  21. 3596
  22. 899
  23. 9984
  24. 7200
  25. 4216
  26. 6391
  27. 4899
  28. 384
  29. 3024
  30. 5609
  31. 6375
  32. 375
  33. 8091
  34. 896
  35. 1599
  36. 9984
  37. 9996
  38. 3575
  39. 9991
  40. 399

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