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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 782 · 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. 1.71 × 9 =
  2. 2.18 × 7 =
  3. 3.39 × 4 =
  4. 4.73 × 6 =
  5. 5.62 × 8 =
  6. 6.42 × 9 =
  7. 7.63 × 6 =
  8. 8.63 × 3 =
  9. 9.85 × 8 =
  10. 10.67 × 3 =
  11. 11.12 × 9 =
  12. 12.43 × 9 =
  13. 13.74 × 6 =
  14. 14.77 × 7 =
  15. 15.91 × 4 =
  16. 16.77 × 4 =
  17. 17.61 × 5 =
  18. 18.58 × 3 =
  19. 19.65 × 8 =
  20. 20.81 × 4 =
  21. 21.28 × 5 =
  22. 22.61 × 4 =
  23. 23.17 × 5 =
  24. 24.46 × 6 =
  25. 25.35 × 7 =
  26. 26.77 × 5 =
  27. 27.21 × 3 =
  28. 28.34 × 8 =
  29. 29.54 × 7 =
  30. 30.38 × 7 =
  31. 31.17 × 7 =
  32. 32.31 × 6 =
  33. 33.53 × 8 =
  34. 34.81 × 3 =
  35. 35.96 × 4 =
  36. 36.46 × 7 =
  37. 37.14 × 9 =
  38. 38.51 × 6 =
  39. 39.29 × 5 =
  40. 40.66 × 7 =

Answer key

  1. 639
  2. 126
  3. 156
  4. 438
  5. 496
  6. 378
  7. 378
  8. 189
  9. 680
  10. 201
  11. 108
  12. 387
  13. 444
  14. 539
  15. 364
  16. 308
  17. 305
  18. 174
  19. 520
  20. 324
  21. 140
  22. 244
  23. 85
  24. 276
  25. 245
  26. 385
  27. 63
  28. 272
  29. 378
  30. 266
  31. 119
  32. 186
  33. 424
  34. 243
  35. 384
  36. 322
  37. 126
  38. 306
  39. 145
  40. 462

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