← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 675 · 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. 1.9.23 + 2.5 = ? (a) 11.83 (b) 9.48 (c) 11.73 (d) 11.63
  2. 2.Which is the greatest: 0.63, 0.527, 0.073, 0.6? (a) 0.63 (b) 0.527 (c) 0.073 (d) 0.6
  3. 3.What is the value of the digit 3 in 81.237? (a) 0.03 (b) 3 (c) 0.3 (d) 0.003
  4. 4.Which is the smallest: 0.4, 0.45, 0.392, 0.078? (a) 0.4 (b) 0.45 (c) 0.392 (d) 0.078
  5. 5.What is the value of the digit 5 in 92.315? (a) 0.05 (b) 0.5 (c) 5 (d) 0.005
  6. 6.What is the value of the digit 3 in 68.123? (a) 0.003 (b) 0.03 (c) 0.3 (d) 3
  7. 7.7.35 + 2.2 = ? (a) 9.45 (b) 9.65 (c) 7.57 (d) 9.55
  8. 8.What is the value of the digit 2 in 92.837? (a) 20 (b) 0.2 (c) 2 (d) 0.02
  9. 9.What is the value of the digit 8 in 84.352? (a) 8 (b) 0.8 (c) 0.08 (d) 80
  10. 10.4.89 + 4.2 = ? (a) 9.09 (b) 9.19 (c) 5.31 (d) 8.99
  11. 11.6.07 + 5.2 = ? (a) 11.27 (b) 11.37 (c) 6.59 (d) 11.17
  12. 12.What is the value of the digit 4 in 43.516? (a) 40 (b) 0.4 (c) 0.04 (d) 4
  13. 13.2.04 + 5.1 = ? (a) 2.55 (b) 7.24 (c) 7.14 (d) 7.04
  14. 14.7.77 + 1.3 = ? (a) 8.97 (b) 9.17 (c) 9.07 (d) 7.9
  15. 15.3.51 + 4.6 = ? (a) 8.11 (b) 3.97 (c) 8.01 (d) 8.21
  16. 16.What is the value of the digit 1 in 34.719? (a) 0.01 (b) 0.001 (c) 1 (d) 0.1
  17. 17.What is the value of the digit 7 in 97.135? (a) 70 (b) 0.7 (c) 7 (d) 0.07
  18. 18.Which is the greatest: 0.66, 0.054, 0.575, 0.6? (a) 0.66 (b) 0.054 (c) 0.575 (d) 0.6
  19. 19.What is the value of the digit 2 in 59.246? (a) 2 (b) 0.002 (c) 0.02 (d) 0.2
  20. 20.Which is the greatest: 0.091, 0.22, 0.2, 0.142? (a) 0.091 (b) 0.22 (c) 0.2 (d) 0.142
  21. 21.Which is the greatest: 0.058, 0.29, 0.2, 0.165? (a) 0.058 (b) 0.29 (c) 0.2 (d) 0.165
  22. 22.Which is the greatest: 0.035, 0.72, 0.673, 0.7? (a) 0.035 (b) 0.72 (c) 0.673 (d) 0.7
  23. 23.Which is the greatest: 0.163, 0.25, 0.2, 0.076? (a) 0.163 (b) 0.25 (c) 0.2 (d) 0.076
  24. 24.Which is the smallest: 0.51, 0.5, 0.428, 0.027? (a) 0.51 (b) 0.5 (c) 0.428 (d) 0.027
  25. 25.Which is the smallest: 0.071, 0.466, 0.56, 0.5? (a) 0.071 (b) 0.466 (c) 0.56 (d) 0.5
  26. 26.7.49 + 8.7 = ? (a) 16.09 (b) 16.29 (c) 8.36 (d) 16.19
  27. 27.Which is the smallest: 0.76, 0.063, 0.7, 0.637? (a) 0.76 (b) 0.063 (c) 0.7 (d) 0.637
  28. 28.5.12 + 1.3 = ? (a) 6.32 (b) 5.25 (c) 6.52 (d) 6.42
  29. 29.6.88 + 2.1 = ? (a) 9.08 (b) 8.98 (c) 7.09 (d) 8.88
  30. 30.Which is the smallest: 0.086, 0.8, 0.89, 0.736? (a) 0.086 (b) 0.8 (c) 0.89 (d) 0.736
  31. 31.What is the value of the digit 2 in 15.962? (a) 0.02 (b) 0.2 (c) 0.002 (d) 2
  32. 32.Which is the smallest: 0.72, 0.7, 0.617, 0.027? (a) 0.72 (b) 0.7 (c) 0.617 (d) 0.027
  33. 33.What is the value of the digit 4 in 74.319? (a) 40 (b) 0.04 (c) 0.4 (d) 4
  34. 34.3.74 + 2.2 = ? (a) 5.94 (b) 3.96 (c) 5.84 (d) 6.04
  35. 35.Which is the smallest: 0.25, 0.197, 0.2, 0.031? (a) 0.25 (b) 0.197 (c) 0.2 (d) 0.031
  36. 36.Which is the greatest: 0.384, 0.013, 0.48, 0.4? (a) 0.384 (b) 0.013 (c) 0.48 (d) 0.4
  37. 37.3.05 + 7.7 = ? (a) 10.65 (b) 10.85 (c) 10.75 (d) 3.82
  38. 38.Which is the smallest: 0.025, 0.46, 0.4, 0.397? (a) 0.025 (b) 0.46 (c) 0.4 (d) 0.397
  39. 39.What is the value of the digit 7 in 71.396? (a) 70 (b) 0.7 (c) 0.07 (d) 7
  40. 40.What is the value of the digit 9 in 63.982? (a) 9 (b) 0.09 (c) 0.009 (d) 0.9

Answer key

  1. 11.73
  2. 0.63
  3. 0.03
  4. 0.078
  5. 0.005
  6. 0.003
  7. 9.55
  8. 2
  9. 80
  10. 9.09
  11. 11.27
  12. 40
  13. 7.14
  14. 9.07
  15. 8.11
  16. 0.01
  17. 7
  18. 0.66
  19. 0.2
  20. 0.22
  21. 0.29
  22. 0.72
  23. 0.25
  24. 0.027
  25. 0.071
  26. 16.19
  27. 0.063
  28. 6.42
  29. 8.98
  30. 0.086
  31. 0.002
  32. 0.027
  33. 4
  34. 5.94
  35. 0.031
  36. 0.48
  37. 10.75
  38. 0.025
  39. 70
  40. 0.9

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