← Mixed trick challenge lesson New set →

Maths Tricks Practice Worksheet

Maths tricks trick 15: Mixed trick challenge · Set 338 · 40 questions
TalentJR

The trick (Choose a trick): × 9 → finger trick; × 4 → double double; × 10, 100, 1000 → slide and add zeros. 37, 12345679 or 111… → magic patterns; reverse and subtract → 1089. Puzzles: find the rule, the total or the leftover days, then check your answer.

NameDateTime takenScore ___ / 40
  1. 1.What comes next? 4, 8, 16, 32, ? (a) 56 (b) 48 (c) 65 (d) 64
  2. 2.4 × 9 =
  3. 3.1 + 2 + 3 + … + 35 =
  4. 4.Half of 122 =
  5. 5.44 × 4 =
  6. 6.Half of 146 =
  7. 7.9 × 10 = ?0 — what is the missing digit?
  8. 8.Magic square (every row, column and diagonal has the same total): 10 8 18 | 20 12 4 | ? 16 14. What is the missing number?
  9. 9.9 × 4 =
  10. 10.Odd one out: which number is NOT in the 8 times table? (a) 56 (b) 16 (c) 32 (d) 66
  11. 11.In 6 years a boy will be 16 years old. How old was he 6 years ago?
  12. 12.15 × 4 =
  13. 13.9?9 is in the 9 times table. One digit is hidden, and it is not 0. What is the hidden digit?
  14. 14.26 × 4 =
  15. 15.Double 97 =
  16. 16.I thought of a number, added 5 and then doubled it. I got 50. What was my number?
  17. 17.I thought of a number, added 9 and then doubled it. I got 46. What was my number?
  18. 18.1 + 2 + 3 + … + 24 =
  19. 19.340? is in the 9 times table. One digit is hidden, and it is not 0. What is the hidden digit?
  20. 20.35 × 4 =
  21. 21.Odd one out: which number is NOT in the 8 times table? (a) 51 (b) 32 (c) 56 (d) 72
  22. 22.9 × 4 = 3? — what is the missing digit?
  23. 23.Magic square (every row, column and diagonal has the same total): 14 ? 10 | 7 11 15 | 12 13 8. What is the missing number?
  24. 24.9 × 2 = ?8 — what is the missing digit?
  25. 25.You have 9 coins. Each coin is ₹1 or ₹2, and together they make ₹10. How many ₹2 coins do you have?
  26. 26.9 × 8 =
  27. 27.3 × 9 =
  28. 28.41 × 4 =
  29. 29.59 × 4 =
  30. 30.The 2nd of a month is a Wednesday. What day is the 27th of the same month? (a) Wednesday (b) Saturday (c) Sunday (d) Monday
  31. 31.What comes next? 11, 15, 19, 23, ? (a) 27 (b) 23 (c) 31 (d) 28
  32. 32.2 × 9 =
  33. 33.111 × 111 =
  34. 34.37 × 4 =
  35. 35.1 + 2 + 3 + … + 33 =
  36. 36.Magic square (every row, column and diagonal has the same total): ? 25 10 | 7 19 31 | 28 13 16. What is the missing number?
  37. 37.10 × 4 =
  38. 38.1111 × 1111 =
  39. 39.297 + 792 =
  40. 40.What comes next? 9, 16, 25, 36, ? (a) 47 (b) 50 (c) 51 (d) 49

Answer key

  1. 64
  2. 36
  3. 630
  4. 61
  5. 176
  6. 73
  7. 9
  8. 6
  9. 36
  10. 66
  11. 4
  12. 60
  13. 9
  14. 104
  15. 194
  16. 20
  17. 14
  18. 300
  19. 2
  20. 140
  21. 51
  22. 6
  23. 9
  24. 1
  25. 1
  26. 72
  27. 27
  28. 164
  29. 236
  30. Sunday
  31. 27
  32. 18
  33. 12321
  34. 148
  35. 561
  36. 22
  37. 40
  38. 1234321
  39. 1089
  40. 49

Free maths tricks lessons, practice and worksheets at talentjr.in/maths-tricks