← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 654 · 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.What is the value of the digit 2 in 87.952? (a) 0.2 (b) 2 (c) 0.02 (d) 0.002
  2. 2.5.34 + 6.6 = ? (a) 11.94 (b) 11.84 (c) 6 (d) 12.04
  3. 3.Which is the greatest: 0.488, 0.54, 0.029, 0.5? (a) 0.488 (b) 0.54 (c) 0.029 (d) 0.5
  4. 4.7.86 + 4.2 = ? (a) 12.16 (b) 8.28 (c) 11.96 (d) 12.06
  5. 5.Which is the smallest: 0.064, 0.2, 0.21, 0.112? (a) 0.064 (b) 0.2 (c) 0.21 (d) 0.112
  6. 6.Which is the smallest: 0.096, 0.31, 0.233, 0.3? (a) 0.096 (b) 0.31 (c) 0.233 (d) 0.3
  7. 7.What is the value of the digit 3 in 95.134? (a) 0.03 (b) 0.3 (c) 0.003 (d) 3
  8. 8.What is the value of the digit 7 in 58.127? (a) 0.07 (b) 0.7 (c) 7 (d) 0.007
  9. 9.3.94 + 8.8 = ? (a) 12.74 (b) 12.64 (c) 12.84 (d) 4.82
  10. 10.6.46 + 9.4 = ? (a) 7.4 (b) 15.76 (c) 15.96 (d) 15.86
  11. 11.Which is the smallest: 0.5, 0.55, 0.488, 0.042? (a) 0.5 (b) 0.55 (c) 0.488 (d) 0.042
  12. 12.3.57 + 3.7 = ? (a) 7.27 (b) 7.37 (c) 7.17 (d) 3.94
  13. 13.2.13 + 9.2 = ? (a) 11.33 (b) 11.23 (c) 3.05 (d) 11.43
  14. 14.6.04 + 9.5 = ? (a) 15.64 (b) 6.99 (c) 15.44 (d) 15.54
  15. 15.Which is the smallest: 0.121, 0.21, 0.089, 0.2? (a) 0.121 (b) 0.21 (c) 0.089 (d) 0.2
  16. 16.Which is the greatest: 0.2, 0.117, 0.24, 0.097? (a) 0.2 (b) 0.117 (c) 0.24 (d) 0.097
  17. 17.What is the value of the digit 7 in 67.581? (a) 70 (b) 0.7 (c) 0.07 (d) 7
  18. 18.3.37 + 1.4 = ? (a) 4.87 (b) 4.77 (c) 4.67 (d) 3.51
  19. 19.What is the value of the digit 1 in 28.914? (a) 0.1 (b) 0.001 (c) 0.01 (d) 1
  20. 20.9.08 + 1.4 = ? (a) 10.48 (b) 10.38 (c) 9.22 (d) 10.58
  21. 21.6.36 + 4.9 = ? (a) 11.36 (b) 11.16 (c) 6.85 (d) 11.26
  22. 22.1.59 + 6.7 = ? (a) 8.39 (b) 2.26 (c) 8.29 (d) 8.19
  23. 23.3.46 + 6.9 = ? (a) 4.15 (b) 10.46 (c) 10.36 (d) 10.26
  24. 24.What is the value of the digit 9 in 58.294? (a) 9 (b) 0.09 (c) 0.9 (d) 0.009
  25. 25.1.31 + 3.2 = ? (a) 4.61 (b) 1.63 (c) 4.41 (d) 4.51
  26. 26.What is the value of the digit 2 in 23.179? (a) 0.02 (b) 2 (c) 0.2 (d) 20
  27. 27.Which is the smallest: 0.738, 0.8, 0.051, 0.87? (a) 0.738 (b) 0.8 (c) 0.051 (d) 0.87
  28. 28.Which is the greatest: 0.34, 0.252, 0.3, 0.058? (a) 0.34 (b) 0.252 (c) 0.3 (d) 0.058
  29. 29.2.27 + 9.3 = ? (a) 11.67 (b) 11.57 (c) 11.47 (d) 3.2
  30. 30.What is the value of the digit 5 in 41.573? (a) 5 (b) 0.005 (c) 0.05 (d) 0.5
  31. 31.Which is the smallest: 0.8, 0.012, 0.796, 0.84? (a) 0.8 (b) 0.012 (c) 0.796 (d) 0.84
  32. 32.1.82 + 9.8 = ? (a) 11.62 (b) 2.8 (c) 11.52 (d) 11.72
  33. 33.What is the value of the digit 7 in 57.164? (a) 0.7 (b) 0.07 (c) 7 (d) 70
  34. 34.Which is the greatest: 0.21, 0.2, 0.164, 0.098? (a) 0.21 (b) 0.2 (c) 0.164 (d) 0.098
  35. 35.6.83 + 4.4 = ? (a) 11.33 (b) 7.27 (c) 11.13 (d) 11.23
  36. 36.Which is the greatest: 0.129, 0.22, 0.064, 0.2? (a) 0.129 (b) 0.22 (c) 0.064 (d) 0.2
  37. 37.Which is the smallest: 0.051, 0.329, 0.44, 0.4? (a) 0.051 (b) 0.329 (c) 0.44 (d) 0.4
  38. 38.What is the value of the digit 9 in 62.397? (a) 0.009 (b) 0.09 (c) 9 (d) 0.9
  39. 39.2.01 + 7.3 = ? (a) 9.41 (b) 9.31 (c) 2.74 (d) 9.21
  40. 40.Which is the greatest: 0.089, 0.382, 0.4, 0.44? (a) 0.089 (b) 0.382 (c) 0.4 (d) 0.44

Answer key

  1. 0.002
  2. 11.94
  3. 0.54
  4. 12.06
  5. 0.064
  6. 0.096
  7. 0.03
  8. 0.007
  9. 12.74
  10. 15.86
  11. 0.042
  12. 7.27
  13. 11.33
  14. 15.54
  15. 0.089
  16. 0.24
  17. 7
  18. 4.77
  19. 0.01
  20. 10.48
  21. 11.26
  22. 8.29
  23. 10.36
  24. 0.09
  25. 4.51
  26. 20
  27. 0.051
  28. 0.34
  29. 11.57
  30. 0.5
  31. 0.012
  32. 11.62
  33. 7
  34. 0.21
  35. 11.23
  36. 0.22
  37. 0.051
  38. 0.09
  39. 9.31
  40. 0.44

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