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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 715 · 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. 1.29 × 7 =
  2. 2.86 × 5 =
  3. 3.73 × 7 =
  4. 4.73 × 4 =
  5. 5.75 × 4 =
  6. 6.43 × 4 =
  7. 7.41 × 6 =
  8. 8.25 × 6 =
  9. 9.22 × 3 =
  10. 10.23 × 5 =
  11. 11.56 × 8 =
  12. 12.33 × 7 =
  13. 13.51 × 8 =
  14. 14.65 × 9 =
  15. 15.87 × 8 =
  16. 16.23 × 6 =
  17. 17.95 × 3 =
  18. 18.34 × 4 =
  19. 19.91 × 8 =
  20. 20.96 × 3 =
  21. 21.97 × 4 =
  22. 22.68 × 4 =
  23. 23.26 × 7 =
  24. 24.78 × 8 =
  25. 25.92 × 4 =
  26. 26.45 × 4 =
  27. 27.69 × 5 =
  28. 28.62 × 4 =
  29. 29.46 × 7 =
  30. 30.92 × 3 =
  31. 31.17 × 4 =
  32. 32.24 × 6 =
  33. 33.86 × 4 =
  34. 34.39 × 8 =
  35. 35.55 × 5 =
  36. 36.64 × 9 =
  37. 37.33 × 6 =
  38. 38.98 × 3 =
  39. 39.44 × 4 =
  40. 40.64 × 4 =

Answer key

  1. 203
  2. 430
  3. 511
  4. 292
  5. 300
  6. 172
  7. 246
  8. 150
  9. 66
  10. 115
  11. 448
  12. 231
  13. 408
  14. 585
  15. 696
  16. 138
  17. 285
  18. 136
  19. 728
  20. 288
  21. 388
  22. 272
  23. 182
  24. 624
  25. 368
  26. 180
  27. 345
  28. 248
  29. 322
  30. 276
  31. 68
  32. 144
  33. 344
  34. 312
  35. 275
  36. 576
  37. 198
  38. 294
  39. 176
  40. 256

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