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Multiplication Near Squares Worksheet

Tables & multiplication lesson 18: Number patterns near squares · Set 28 · 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. 1.79 × 81 =
  2. 2.29 × 31 =
  3. 3.29 × 31 =
  4. 4.25 × 35 =
  5. 5.67 × 73 =
  6. 6.98 × 102 =
  7. 7.29 × 31 =
  8. 8.88 × 92 =
  9. 9.77 × 83 =
  10. 10.29 × 31 =
  11. 11.10 × 20 =
  12. 12.47 × 53 =
  13. 13.75 × 85 =
  14. 14.19 × 21 =
  15. 15.88 × 92 =
  16. 16.96 × 104 =
  17. 17.75 × 85 =
  18. 18.67 × 73 =
  19. 19.47 × 53 =
  20. 20.36 × 44 =
  21. 21.28 × 32 =
  22. 22.11 × 19 =
  23. 23.68 × 72 =
  24. 24.28 × 32 =
  25. 25.86 × 94 =
  26. 26.30 × 40 =
  27. 27.18 × 22 =
  28. 28.41 × 49 =
  29. 29.59 × 61 =
  30. 30.26 × 34 =
  31. 31.49 × 51 =
  32. 32.14 × 16 =
  33. 33.17 × 23 =
  34. 34.29 × 31 =
  35. 35.88 × 92 =
  36. 36.71 × 79 =
  37. 37.68 × 72 =
  38. 38.31 × 39 =
  39. 39.39 × 41 =
  40. 40.29 × 31 =

Answer key

  1. 6399
  2. 899
  3. 899
  4. 875
  5. 4891
  6. 9996
  7. 899
  8. 8096
  9. 6391
  10. 899
  11. 200
  12. 2491
  13. 6375
  14. 399
  15. 8096
  16. 9984
  17. 6375
  18. 4891
  19. 2491
  20. 1584
  21. 896
  22. 209
  23. 4896
  24. 896
  25. 8084
  26. 1200
  27. 396
  28. 2009
  29. 3599
  30. 884
  31. 2499
  32. 224
  33. 391
  34. 899
  35. 8096
  36. 5609
  37. 4896
  38. 1209
  39. 1599
  40. 899

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