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Multiplication Near Squares Worksheet

Tables & multiplication lesson 18: Number patterns near squares · Set 732 · 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. 1.31 × 39 =
  2. 2.19 × 21 =
  3. 3.77 × 83 =
  4. 4.79 × 81 =
  5. 5.22 × 28 =
  6. 6.10 × 20 =
  7. 7.78 × 82 =
  8. 8.19 × 21 =
  9. 9.48 × 52 =
  10. 10.85 × 95 =
  11. 11.21 × 29 =
  12. 12.35 × 45 =
  13. 13.34 × 36 =
  14. 14.96 × 104 =
  15. 15.47 × 53 =
  16. 16.49 × 51 =
  17. 17.77 × 83 =
  18. 18.96 × 104 =
  19. 19.46 × 54 =
  20. 20.11 × 19 =
  21. 21.96 × 104 =
  22. 22.25 × 35 =
  23. 23.48 × 52 =
  24. 24.17 × 23 =
  25. 25.70 × 80 =
  26. 26.67 × 73 =
  27. 27.55 × 65 =
  28. 28.99 × 101 =
  29. 29.37 × 43 =
  30. 30.11 × 19 =
  31. 31.45 × 55 =
  32. 32.98 × 102 =
  33. 33.16 × 24 =
  34. 34.78 × 82 =
  35. 35.15 × 25 =
  36. 36.37 × 43 =
  37. 37.38 × 42 =
  38. 38.37 × 43 =
  39. 39.75 × 85 =
  40. 40.75 × 85 =

Answer key

  1. 1209
  2. 399
  3. 6391
  4. 6399
  5. 616
  6. 200
  7. 6396
  8. 399
  9. 2496
  10. 8075
  11. 609
  12. 1575
  13. 1224
  14. 9984
  15. 2491
  16. 2499
  17. 6391
  18. 9984
  19. 2484
  20. 209
  21. 9984
  22. 875
  23. 2496
  24. 391
  25. 5600
  26. 4891
  27. 3575
  28. 9999
  29. 1591
  30. 209
  31. 2475
  32. 9996
  33. 384
  34. 6396
  35. 375
  36. 1591
  37. 1596
  38. 1591
  39. 6375
  40. 6375

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