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Multiplication Near Squares Worksheet

Tables & multiplication lesson 18: Number patterns near squares · Set 728 · 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. 1.10 × 20 =
  2. 2.69 × 71 =
  3. 3.59 × 61 =
  4. 4.49 × 51 =
  5. 5.28 × 32 =
  6. 6.33 × 37 =
  7. 7.56 × 64 =
  8. 8.29 × 31 =
  9. 9.19 × 21 =
  10. 10.79 × 81 =
  11. 11.61 × 69 =
  12. 12.59 × 61 =
  13. 13.48 × 52 =
  14. 14.59 × 61 =
  15. 15.45 × 55 =
  16. 16.31 × 39 =
  17. 17.34 × 36 =
  18. 18.45 × 55 =
  19. 19.25 × 35 =
  20. 20.85 × 95 =
  21. 21.91 × 99 =
  22. 22.83 × 87 =
  23. 23.47 × 53 =
  24. 24.45 × 55 =
  25. 25.99 × 101 =
  26. 26.22 × 28 =
  27. 27.27 × 33 =
  28. 28.66 × 74 =
  29. 29.89 × 91 =
  30. 30.44 × 46 =
  31. 31.48 × 52 =
  32. 32.13 × 17 =
  33. 33.25 × 35 =
  34. 34.69 × 71 =
  35. 35.18 × 22 =
  36. 36.68 × 72 =
  37. 37.85 × 95 =
  38. 38.93 × 97 =
  39. 39.88 × 92 =
  40. 40.62 × 68 =

Answer key

  1. 200
  2. 4899
  3. 3599
  4. 2499
  5. 896
  6. 1221
  7. 3584
  8. 899
  9. 399
  10. 6399
  11. 4209
  12. 3599
  13. 2496
  14. 3599
  15. 2475
  16. 1209
  17. 1224
  18. 2475
  19. 875
  20. 8075
  21. 9009
  22. 7221
  23. 2491
  24. 2475
  25. 9999
  26. 616
  27. 891
  28. 4884
  29. 8099
  30. 2024
  31. 2496
  32. 221
  33. 875
  34. 4899
  35. 396
  36. 4896
  37. 8075
  38. 9021
  39. 8096
  40. 4216

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