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Multiplication Near Squares Worksheet

Tables & multiplication lesson 18: Number patterns near squares · Set 397 · 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. 1.71 × 79 =
  2. 2.30 × 40 =
  3. 3.78 × 82 =
  4. 4.88 × 92 =
  5. 5.19 × 21 =
  6. 6.35 × 45 =
  7. 7.37 × 43 =
  8. 8.86 × 94 =
  9. 9.68 × 72 =
  10. 10.39 × 41 =
  11. 11.37 × 43 =
  12. 12.15 × 25 =
  13. 13.99 × 101 =
  14. 14.26 × 34 =
  15. 15.68 × 72 =
  16. 16.12 × 18 =
  17. 17.65 × 75 =
  18. 18.28 × 32 =
  19. 19.95 × 105 =
  20. 20.86 × 94 =
  21. 21.55 × 65 =
  22. 22.27 × 33 =
  23. 23.36 × 44 =
  24. 24.47 × 53 =
  25. 25.35 × 45 =
  26. 26.49 × 51 =
  27. 27.44 × 46 =
  28. 28.12 × 18 =
  29. 29.37 × 43 =
  30. 30.14 × 16 =
  31. 31.78 × 82 =
  32. 32.86 × 94 =
  33. 33.99 × 101 =
  34. 34.87 × 93 =
  35. 35.16 × 24 =
  36. 36.59 × 61 =
  37. 37.99 × 101 =
  38. 38.28 × 32 =
  39. 39.30 × 40 =
  40. 40.88 × 92 =

Answer key

  1. 5609
  2. 1200
  3. 6396
  4. 8096
  5. 399
  6. 1575
  7. 1591
  8. 8084
  9. 4896
  10. 1599
  11. 1591
  12. 375
  13. 9999
  14. 884
  15. 4896
  16. 216
  17. 4875
  18. 896
  19. 9975
  20. 8084
  21. 3575
  22. 891
  23. 1584
  24. 2491
  25. 1575
  26. 2499
  27. 2024
  28. 216
  29. 1591
  30. 224
  31. 6396
  32. 8084
  33. 9999
  34. 8091
  35. 384
  36. 3599
  37. 9999
  38. 896
  39. 1200
  40. 8096

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