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Mental Multiplication Worksheet for Class 3 and 4

Mental maths lesson 8: Multiply 2-digit by 1-digit, tens first · Set 421 · 40 questions
TalentJR

How to do it in your head (Tens first): Split the 2-digit number into tens and ones. Multiply the tens and keep that answer in your head. Multiply the ones and add.

NameDateTime takenScore ___ / 40
  1. 1.51 × 3 =
  2. 2.43 × 7 =
  3. 3.34 × 7 =
  4. 4.65 × 7 =
  5. 5.77 × 6 =
  6. 6.79 × 5 =
  7. 7.17 × 7 =
  8. 8.91 × 8 =
  9. 9.49 × 6 =
  10. 10.81 × 4 =
  11. 11.66 × 6 =
  12. 12.12 × 5 =
  13. 13.33 × 4 =
  14. 14.64 × 8 =
  15. 15.38 × 4 =
  16. 16.48 × 6 =
  17. 17.29 × 7 =
  18. 18.35 × 7 =
  19. 19.79 × 3 =
  20. 20.56 × 3 =
  21. 21.79 × 7 =
  22. 22.84 × 5 =
  23. 23.73 × 6 =
  24. 24.76 × 5 =
  25. 25.91 × 6 =
  26. 26.18 × 3 =
  27. 27.98 × 6 =
  28. 28.27 × 5 =
  29. 29.23 × 7 =
  30. 30.58 × 3 =
  31. 31.88 × 6 =
  32. 32.84 × 8 =
  33. 33.84 × 3 =
  34. 34.14 × 4 =
  35. 35.67 × 3 =
  36. 36.31 × 4 =
  37. 37.79 × 6 =
  38. 38.19 × 8 =
  39. 39.87 × 5 =
  40. 40.83 × 6 =

Answer key

  1. 153
  2. 301
  3. 238
  4. 455
  5. 462
  6. 395
  7. 119
  8. 728
  9. 294
  10. 324
  11. 396
  12. 60
  13. 132
  14. 512
  15. 152
  16. 288
  17. 203
  18. 245
  19. 237
  20. 168
  21. 553
  22. 420
  23. 438
  24. 380
  25. 546
  26. 54
  27. 588
  28. 135
  29. 161
  30. 174
  31. 528
  32. 672
  33. 252
  34. 56
  35. 201
  36. 124
  37. 474
  38. 152
  39. 435
  40. 498

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