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Multiplication Near Squares Worksheet

Tables & multiplication lesson 18: Number patterns near squares · Set 642 · 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. 1.78 × 82 =
  2. 2.16 × 24 =
  3. 3.15 × 25 =
  4. 4.38 × 42 =
  5. 5.73 × 77 =
  6. 6.45 × 55 =
  7. 7.47 × 53 =
  8. 8.51 × 59 =
  9. 9.26 × 34 =
  10. 10.65 × 75 =
  11. 11.25 × 35 =
  12. 12.44 × 46 =
  13. 13.49 × 51 =
  14. 14.49 × 51 =
  15. 15.67 × 73 =
  16. 16.23 × 27 =
  17. 17.41 × 49 =
  18. 18.19 × 21 =
  19. 19.89 × 91 =
  20. 20.89 × 91 =
  21. 21.82 × 88 =
  22. 22.75 × 85 =
  23. 23.25 × 35 =
  24. 24.82 × 88 =
  25. 25.22 × 28 =
  26. 26.67 × 73 =
  27. 27.31 × 39 =
  28. 28.56 × 64 =
  29. 29.74 × 76 =
  30. 30.79 × 81 =
  31. 31.49 × 51 =
  32. 32.18 × 22 =
  33. 33.17 × 23 =
  34. 34.35 × 45 =
  35. 35.60 × 70 =
  36. 36.12 × 18 =
  37. 37.72 × 78 =
  38. 38.58 × 62 =
  39. 39.79 × 81 =
  40. 40.78 × 82 =

Answer key

  1. 6396
  2. 384
  3. 375
  4. 1596
  5. 5621
  6. 2475
  7. 2491
  8. 3009
  9. 884
  10. 4875
  11. 875
  12. 2024
  13. 2499
  14. 2499
  15. 4891
  16. 621
  17. 2009
  18. 399
  19. 8099
  20. 8099
  21. 7216
  22. 6375
  23. 875
  24. 7216
  25. 616
  26. 4891
  27. 1209
  28. 3584
  29. 5624
  30. 6399
  31. 2499
  32. 396
  33. 391
  34. 1575
  35. 4200
  36. 216
  37. 5616
  38. 3596
  39. 6399
  40. 6396

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