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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 363 · 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. 1.81 × 8 =
  2. 2.86 × 6 =
  3. 3.78 × 4 =
  4. 4.16 × 9 =
  5. 5.23 × 5 =
  6. 6.22 × 6 =
  7. 7.34 × 4 =
  8. 8.58 × 5 =
  9. 9.47 × 6 =
  10. 10.26 × 3 =
  11. 11.34 × 7 =
  12. 12.96 × 4 =
  13. 13.41 × 5 =
  14. 14.61 × 4 =
  15. 15.83 × 4 =
  16. 16.95 × 4 =
  17. 17.43 × 4 =
  18. 18.35 × 3 =
  19. 19.18 × 7 =
  20. 20.71 × 7 =
  21. 21.14 × 4 =
  22. 22.71 × 8 =
  23. 23.17 × 7 =
  24. 24.81 × 7 =
  25. 25.45 × 3 =
  26. 26.58 × 6 =
  27. 27.82 × 4 =
  28. 28.37 × 4 =
  29. 29.84 × 3 =
  30. 30.22 × 7 =
  31. 31.29 × 4 =
  32. 32.63 × 8 =
  33. 33.82 × 6 =
  34. 34.72 × 8 =
  35. 35.92 × 3 =
  36. 36.56 × 9 =
  37. 37.27 × 8 =
  38. 38.63 × 7 =
  39. 39.32 × 3 =
  40. 40.94 × 5 =

Answer key

  1. 648
  2. 516
  3. 312
  4. 144
  5. 115
  6. 132
  7. 136
  8. 290
  9. 282
  10. 78
  11. 238
  12. 384
  13. 205
  14. 244
  15. 332
  16. 380
  17. 172
  18. 105
  19. 126
  20. 497
  21. 56
  22. 568
  23. 119
  24. 567
  25. 135
  26. 348
  27. 328
  28. 148
  29. 252
  30. 154
  31. 116
  32. 504
  33. 492
  34. 576
  35. 276
  36. 504
  37. 216
  38. 441
  39. 96
  40. 470

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