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Multiplication Near Squares Worksheet

Tables & multiplication lesson 18: Number patterns near squares · Set 128 · 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. 1.69 × 71 =
  2. 2.19 × 21 =
  3. 3.51 × 59 =
  4. 4.38 × 42 =
  5. 5.80 × 90 =
  6. 6.29 × 31 =
  7. 7.28 × 32 =
  8. 8.77 × 83 =
  9. 9.59 × 61 =
  10. 10.38 × 42 =
  11. 11.98 × 102 =
  12. 12.49 × 51 =
  13. 13.38 × 42 =
  14. 14.36 × 44 =
  15. 15.95 × 105 =
  16. 16.88 × 92 =
  17. 17.35 × 45 =
  18. 18.49 × 51 =
  19. 19.15 × 25 =
  20. 20.17 × 23 =
  21. 21.29 × 31 =
  22. 22.99 × 101 =
  23. 23.24 × 26 =
  24. 24.25 × 35 =
  25. 25.32 × 38 =
  26. 26.40 × 50 =
  27. 27.19 × 21 =
  28. 28.68 × 72 =
  29. 29.99 × 101 =
  30. 30.28 × 32 =
  31. 31.58 × 62 =
  32. 32.47 × 53 =
  33. 33.57 × 63 =
  34. 34.66 × 74 =
  35. 35.88 × 92 =
  36. 36.45 × 55 =
  37. 37.25 × 35 =
  38. 38.65 × 75 =
  39. 39.16 × 24 =
  40. 40.66 × 74 =

Answer key

  1. 4899
  2. 399
  3. 3009
  4. 1596
  5. 7200
  6. 899
  7. 896
  8. 6391
  9. 3599
  10. 1596
  11. 9996
  12. 2499
  13. 1596
  14. 1584
  15. 9975
  16. 8096
  17. 1575
  18. 2499
  19. 375
  20. 391
  21. 899
  22. 9999
  23. 624
  24. 875
  25. 1216
  26. 2000
  27. 399
  28. 4896
  29. 9999
  30. 896
  31. 3596
  32. 2491
  33. 3591
  34. 4884
  35. 8096
  36. 2475
  37. 875
  38. 4875
  39. 384
  40. 4884

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