← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 433 · 40 questions
TalentJR

How to solve it (Same number of places): Add zeros at the end so every decimal has the same number of places (0.5 = 0.500). Compare or add them like whole numbers, keeping the decimal points in a line. Place value after the point: tenths (0.1), hundredths (0.01), thousandths (0.001).

NameDateTime takenScore ___ / 40
  1. 1.Which is the smallest: 0.386, 0.4, 0.41, 0.068? (a) 0.386 (b) 0.4 (c) 0.41 (d) 0.068
  2. 2.What is the value of the digit 1 in 16.543? (a) 10 (b) 1 (c) 0.01 (d) 0.1
  3. 3.9.39 + 1.7 = ? (a) 11.09 (b) 9.56 (c) 10.99 (d) 11.19
  4. 4.What is the value of the digit 5 in 18.453? (a) 0.05 (b) 5 (c) 0.005 (d) 0.5
  5. 5.Which is the smallest: 0.084, 0.73, 0.7, 0.697? (a) 0.084 (b) 0.73 (c) 0.7 (d) 0.697
  6. 6.6.16 + 4.3 = ? (a) 6.59 (b) 10.56 (c) 10.46 (d) 10.36
  7. 7.Which is the greatest: 0.589, 0.073, 0.6, 0.68? (a) 0.589 (b) 0.073 (c) 0.6 (d) 0.68
  8. 8.What is the value of the digit 3 in 96.713? (a) 3 (b) 0.3 (c) 0.003 (d) 0.03
  9. 9.Which is the greatest: 0.552, 0.094, 0.6, 0.67? (a) 0.552 (b) 0.094 (c) 0.6 (d) 0.67
  10. 10.What is the value of the digit 4 in 37.492? (a) 0.04 (b) 0.004 (c) 4 (d) 0.4
  11. 11.What is the value of the digit 4 in 97.634? (a) 0.004 (b) 0.04 (c) 0.4 (d) 4
  12. 12.Which is the greatest: 0.6, 0.64, 0.088, 0.523? (a) 0.6 (b) 0.64 (c) 0.088 (d) 0.523
  13. 13.6.64 + 8.7 = ? (a) 15.24 (b) 7.51 (c) 15.44 (d) 15.34
  14. 14.Which is the smallest: 0.77, 0.091, 0.7, 0.613? (a) 0.77 (b) 0.091 (c) 0.7 (d) 0.613
  15. 15.4.25 + 1.3 = ? (a) 4.38 (b) 5.45 (c) 5.65 (d) 5.55
  16. 16.1.45 + 9.8 = ? (a) 11.25 (b) 11.15 (c) 11.35 (d) 2.43
  17. 17.4.91 + 6.1 = ? (a) 10.91 (b) 11.11 (c) 11.01 (d) 5.52
  18. 18.6.61 + 1.6 = ? (a) 8.21 (b) 8.11 (c) 8.31 (d) 6.77
  19. 19.2.86 + 9.5 = ? (a) 3.81 (b) 12.36 (c) 12.46 (d) 12.26
  20. 20.What is the value of the digit 9 in 93.251? (a) 9 (b) 0.09 (c) 90 (d) 0.9
  21. 21.Which is the smallest: 0.25, 0.035, 0.145, 0.2? (a) 0.25 (b) 0.035 (c) 0.145 (d) 0.2
  22. 22.What is the value of the digit 4 in 54.829? (a) 40 (b) 4 (c) 0.04 (d) 0.4
  23. 23.Which is the greatest: 0.83, 0.752, 0.078, 0.8? (a) 0.83 (b) 0.752 (c) 0.078 (d) 0.8
  24. 24.Which is the greatest: 0.21, 0.175, 0.012, 0.2? (a) 0.21 (b) 0.175 (c) 0.012 (d) 0.2
  25. 25.What is the value of the digit 3 in 63.427? (a) 0.3 (b) 30 (c) 3 (d) 0.03
  26. 26.Which is the smallest: 0.041, 0.22, 0.189, 0.2? (a) 0.041 (b) 0.22 (c) 0.189 (d) 0.2
  27. 27.6.74 + 9.4 = ? (a) 16.24 (b) 7.68 (c) 16.04 (d) 16.14
  28. 28.What is the value of the digit 3 in 63.157? (a) 30 (b) 0.3 (c) 3 (d) 0.03
  29. 29.What is the value of the digit 9 in 24.179? (a) 0.009 (b) 9 (c) 0.09 (d) 0.9
  30. 30.7.24 + 6.4 = ? (a) 13.54 (b) 13.74 (c) 13.64 (d) 7.88
  31. 31.What is the value of the digit 9 in 48.619? (a) 0.9 (b) 9 (c) 0.09 (d) 0.009
  32. 32.Which is the greatest: 0.266, 0.38, 0.035, 0.3? (a) 0.266 (b) 0.38 (c) 0.035 (d) 0.3
  33. 33.What is the value of the digit 7 in 89.751? (a) 0.007 (b) 7 (c) 0.07 (d) 0.7
  34. 34.Which is the smallest: 0.64, 0.573, 0.029, 0.6? (a) 0.64 (b) 0.573 (c) 0.029 (d) 0.6
  35. 35.What is the value of the digit 3 in 83.794? (a) 30 (b) 0.3 (c) 0.03 (d) 3
  36. 36.Which is the smallest: 0.36, 0.3, 0.289, 0.032? (a) 0.36 (b) 0.3 (c) 0.289 (d) 0.032
  37. 37.7.56 + 2.3 = ? (a) 9.86 (b) 9.76 (c) 9.96 (d) 7.79
  38. 38.Which is the greatest: 0.271, 0.3, 0.39, 0.051? (a) 0.271 (b) 0.3 (c) 0.39 (d) 0.051
  39. 39.Which is the greatest: 0.88, 0.097, 0.746, 0.8? (a) 0.88 (b) 0.097 (c) 0.746 (d) 0.8
  40. 40.Which is the greatest: 0.31, 0.3, 0.236, 0.097? (a) 0.31 (b) 0.3 (c) 0.236 (d) 0.097

Answer key

  1. 0.068
  2. 10
  3. 11.09
  4. 0.05
  5. 0.084
  6. 10.46
  7. 0.68
  8. 0.003
  9. 0.67
  10. 0.4
  11. 0.004
  12. 0.64
  13. 15.34
  14. 0.091
  15. 5.55
  16. 11.25
  17. 11.01
  18. 8.21
  19. 12.36
  20. 90
  21. 0.035
  22. 4
  23. 0.83
  24. 0.21
  25. 3
  26. 0.041
  27. 16.14
  28. 3
  29. 0.009
  30. 13.64
  31. 0.009
  32. 0.38
  33. 0.7
  34. 0.029
  35. 3
  36. 0.032
  37. 9.86
  38. 0.39
  39. 0.88
  40. 0.31

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