← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 759 · 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: 0.033, 0.364, 0.4, 0.41? (a) 0.033 (b) 0.364 (c) 0.4 (d) 0.41
  2. 2.2.79 + 4.2 = ? (a) 6.89 (b) 7.09 (c) 6.99 (d) 3.21
  3. 3.What is the value of the digit 6 in 42.163? (a) 0.06 (b) 6 (c) 0.6 (d) 0.006
  4. 4.What is the value of the digit 2 in 23.589? (a) 20 (b) 0.2 (c) 0.02 (d) 2
  5. 5.2.59 + 8.1 = ? (a) 3.4 (b) 10.59 (c) 10.79 (d) 10.69
  6. 6.6.17 + 4.6 = ? (a) 10.77 (b) 10.67 (c) 6.63 (d) 10.87
  7. 7.2.78 + 4.4 = ? (a) 7.08 (b) 3.22 (c) 7.18 (d) 7.28
  8. 8.What is the value of the digit 1 in 81.354? (a) 10 (b) 1 (c) 0.01 (d) 0.1
  9. 9.What is the value of the digit 2 in 73.216? (a) 0.02 (b) 0.002 (c) 0.2 (d) 2
  10. 10.Which is the smallest: 0.036, 0.628, 0.73, 0.7? (a) 0.036 (b) 0.628 (c) 0.73 (d) 0.7
  11. 11.1.64 + 3.3 = ? (a) 4.94 (b) 4.84 (c) 5.04 (d) 1.97
  12. 12.What is the value of the digit 2 in 75.123? (a) 2 (b) 0.2 (c) 0.02 (d) 0.002
  13. 13.3.21 + 5.4 = ? (a) 8.61 (b) 8.51 (c) 8.71 (d) 3.75
  14. 14.3.04 + 6.2 = ? (a) 9.24 (b) 3.66 (c) 9.34 (d) 9.14
  15. 15.Which is the greatest: 0.33, 0.099, 0.3, 0.212? (a) 0.33 (b) 0.099 (c) 0.3 (d) 0.212
  16. 16.What is the value of the digit 6 in 63.178? (a) 60 (b) 0.06 (c) 6 (d) 0.6
  17. 17.1.74 + 2.6 = ? (a) 4.24 (b) 4.44 (c) 4.34 (d) 2
  18. 18.What is the value of the digit 9 in 19.462? (a) 0.09 (b) 9 (c) 90 (d) 0.9
  19. 19.What is the value of the digit 4 in 98.476? (a) 0.4 (b) 0.004 (c) 0.04 (d) 4
  20. 20.What is the value of the digit 1 in 28.751? (a) 0.01 (b) 0.1 (c) 1 (d) 0.001
  21. 21.7.71 + 2.7 = ? (a) 7.98 (b) 10.41 (c) 10.31 (d) 10.51
  22. 22.2.36 + 2.7 = ? (a) 5.16 (b) 2.63 (c) 4.96 (d) 5.06
  23. 23.Which is the smallest: 0.85, 0.038, 0.755, 0.8? (a) 0.85 (b) 0.038 (c) 0.755 (d) 0.8
  24. 24.3.79 + 5.1 = ? (a) 8.89 (b) 8.99 (c) 8.79 (d) 4.3
  25. 25.1.45 + 3.1 = ? (a) 4.55 (b) 1.76 (c) 4.45 (d) 4.65
  26. 26.What is the value of the digit 7 in 87.236? (a) 0.07 (b) 0.7 (c) 70 (d) 7
  27. 27.8.71 + 1.1 = ? (a) 9.81 (b) 8.82 (c) 9.91 (d) 9.71
  28. 28.Which is the smallest: 0.567, 0.053, 0.61, 0.6? (a) 0.567 (b) 0.053 (c) 0.61 (d) 0.6
  29. 29.1.08 + 4.4 = ? (a) 5.38 (b) 5.48 (c) 1.52 (d) 5.58
  30. 30.Which is the greatest: 0.028, 0.3, 0.31, 0.293? (a) 0.028 (b) 0.3 (c) 0.31 (d) 0.293
  31. 31.What is the value of the digit 8 in 51.678? (a) 0.8 (b) 0.08 (c) 0.008 (d) 8
  32. 32.What is the value of the digit 6 in 45.631? (a) 0.006 (b) 0.06 (c) 6 (d) 0.6
  33. 33.5.63 + 2.4 = ? (a) 7.93 (b) 8.13 (c) 5.87 (d) 8.03
  34. 34.Which is the smallest: 0.359, 0.46, 0.4, 0.069? (a) 0.359 (b) 0.46 (c) 0.4 (d) 0.069
  35. 35.7.28 + 5.8 = ? (a) 7.86 (b) 13.18 (c) 13.08 (d) 12.98
  36. 36.1.44 + 7.8 = ? (a) 9.14 (b) 9.34 (c) 9.24 (d) 2.22
  37. 37.9.37 + 9.4 = ? (a) 18.77 (b) 18.67 (c) 10.31 (d) 18.87
  38. 38.What is the value of the digit 4 in 47.192? (a) 40 (b) 0.4 (c) 0.04 (d) 4
  39. 39.Which is the smallest: 0.534, 0.6, 0.052, 0.65? (a) 0.534 (b) 0.6 (c) 0.052 (d) 0.65
  40. 40.Which is the smallest: 0.011, 0.2, 0.161, 0.27? (a) 0.011 (b) 0.2 (c) 0.161 (d) 0.27

Answer key

  1. 0.033
  2. 6.99
  3. 0.06
  4. 20
  5. 10.69
  6. 10.77
  7. 7.18
  8. 1
  9. 0.2
  10. 0.036
  11. 4.94
  12. 0.02
  13. 8.61
  14. 9.24
  15. 0.33
  16. 60
  17. 4.34
  18. 9
  19. 0.4
  20. 0.001
  21. 10.41
  22. 5.06
  23. 0.038
  24. 8.89
  25. 4.55
  26. 7
  27. 9.81
  28. 0.053
  29. 5.48
  30. 0.31
  31. 0.008
  32. 0.6
  33. 8.03
  34. 0.069
  35. 13.08
  36. 9.24
  37. 18.77
  38. 40
  39. 0.052
  40. 0.011

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