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Multiplication Near Squares Worksheet

Tables & multiplication lesson 18: Number patterns near squares · Set 860 · 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. 1.21 × 29 =
  2. 2.49 × 51 =
  3. 3.17 × 23 =
  4. 4.25 × 35 =
  5. 5.56 × 64 =
  6. 6.96 × 104 =
  7. 7.28 × 32 =
  8. 8.68 × 72 =
  9. 9.69 × 71 =
  10. 10.19 × 21 =
  11. 11.55 × 65 =
  12. 12.49 × 51 =
  13. 13.28 × 32 =
  14. 14.38 × 42 =
  15. 15.42 × 48 =
  16. 16.15 × 25 =
  17. 17.35 × 45 =
  18. 18.39 × 41 =
  19. 19.52 × 58 =
  20. 20.36 × 44 =
  21. 21.65 × 75 =
  22. 22.38 × 42 =
  23. 23.91 × 99 =
  24. 24.48 × 52 =
  25. 25.62 × 68 =
  26. 26.32 × 38 =
  27. 27.14 × 16 =
  28. 28.19 × 21 =
  29. 29.96 × 104 =
  30. 30.16 × 24 =
  31. 31.27 × 33 =
  32. 32.11 × 19 =
  33. 33.57 × 63 =
  34. 34.57 × 63 =
  35. 35.17 × 23 =
  36. 36.65 × 75 =
  37. 37.55 × 65 =
  38. 38.28 × 32 =
  39. 39.45 × 55 =
  40. 40.77 × 83 =

Answer key

  1. 609
  2. 2499
  3. 391
  4. 875
  5. 3584
  6. 9984
  7. 896
  8. 4896
  9. 4899
  10. 399
  11. 3575
  12. 2499
  13. 896
  14. 1596
  15. 2016
  16. 375
  17. 1575
  18. 1599
  19. 3016
  20. 1584
  21. 4875
  22. 1596
  23. 9009
  24. 2496
  25. 4216
  26. 1216
  27. 224
  28. 399
  29. 9984
  30. 384
  31. 891
  32. 209
  33. 3591
  34. 3591
  35. 391
  36. 4875
  37. 3575
  38. 896
  39. 2475
  40. 6391

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