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Multiplication Near Squares Worksheet

Tables & multiplication lesson 18: Number patterns near squares · Set 710 · 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. 1.30 × 40 =
  2. 2.45 × 55 =
  3. 3.35 × 45 =
  4. 4.83 × 87 =
  5. 5.87 × 93 =
  6. 6.90 × 100 =
  7. 7.69 × 71 =
  8. 8.27 × 33 =
  9. 9.79 × 81 =
  10. 10.56 × 64 =
  11. 11.19 × 21 =
  12. 12.17 × 23 =
  13. 13.88 × 92 =
  14. 14.88 × 92 =
  15. 15.90 × 100 =
  16. 16.80 × 90 =
  17. 17.29 × 31 =
  18. 18.48 × 52 =
  19. 19.19 × 21 =
  20. 20.92 × 98 =
  21. 21.37 × 43 =
  22. 22.13 × 17 =
  23. 23.16 × 24 =
  24. 24.58 × 62 =
  25. 25.49 × 51 =
  26. 26.36 × 44 =
  27. 27.18 × 22 =
  28. 28.93 × 97 =
  29. 29.46 × 54 =
  30. 30.81 × 89 =
  31. 31.69 × 71 =
  32. 32.43 × 47 =
  33. 33.85 × 95 =
  34. 34.99 × 101 =
  35. 35.90 × 100 =
  36. 36.84 × 86 =
  37. 37.74 × 76 =
  38. 38.98 × 102 =
  39. 39.39 × 41 =
  40. 40.35 × 45 =

Answer key

  1. 1200
  2. 2475
  3. 1575
  4. 7221
  5. 8091
  6. 9000
  7. 4899
  8. 891
  9. 6399
  10. 3584
  11. 399
  12. 391
  13. 8096
  14. 8096
  15. 9000
  16. 7200
  17. 899
  18. 2496
  19. 399
  20. 9016
  21. 1591
  22. 221
  23. 384
  24. 3596
  25. 2499
  26. 1584
  27. 396
  28. 9021
  29. 2484
  30. 7209
  31. 4899
  32. 2021
  33. 8075
  34. 9999
  35. 9000
  36. 7224
  37. 5624
  38. 9996
  39. 1599
  40. 1575

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