Class 6 Maths Chapter 4: Decimals – MCQs with Answers

Here is a worksheet with 80 MCQs for Class 6 Maths Chapter 4: Decimals along with the answers. The questions cover various aspects of decimals, including conversion, operations, comparison, and applications.

MCQs on Decimals

  1. What is the decimal form of 7/10?
    a) 0.7
    b) 0.8
    c) 1.7
    d) 1.0
    Answer: a) 0.7
  2. Which of the following is equivalent to 0.5?
    a) 1/4
    b) 1/2
    c) 2/5
    d) 3/5
    Answer: b) 1/2
  3. What is the decimal equivalent of 3/4?
    a) 0.75
    b) 1.25
    c) 0.5
    d) 1.5
    Answer: a) 0.75
  4. What is 0.25 in fraction form?
    a) 1/4
    b) 1/5
    c) 2/5
    d) 3/4
    Answer: a) 1/4
  5. What is the sum of 0.3 and 0.7?
    a) 1
    b) 0.9
    c) 1.5
    d) 0.5
    Answer: b) 0.9
  6. Convert 0.6 into a fraction.
    a) 3/5
    b) 1/2
    c) 2/5
    d) 1/3
    Answer: a) 3/5
  7. Which decimal is greater than 0.8?
    a) 0.6
    b) 0.9
    c) 0.5
    d) 0.7
    Answer: b) 0.9
  8. What is the result of 0.9 – 0.4?
    a) 0.5
    b) 0.4
    c) 0.3
    d) 0.2
    Answer: a) 0.5
  9. Convert 5/8 into a decimal.
    a) 0.65
    b) 0.75
    c) 0.625
    d) 0.8
    Answer: c) 0.625
  10. What is 0.75 as a fraction?
    a) 3/5
    b) 3/4
    c) 2/5
    d) 1/2
    Answer: b) 3/4
  11. Which of the following is equivalent to 0.4?
    a) 4/5
    b) 2/5
    c) 1/4
    d) 1/2
    Answer: b) 2/5
  12. What is the decimal form of 7/100?
    a) 0.07
    b) 0.007
    c) 0.7
    d) 0.75
    Answer: a) 0.07
  13. Convert 1.25 into a fraction.
    a) 5/4
    b) 3/4
    c) 4/5
    d) 6/5
    Answer: a) 5/4
  14. What is 0.125 as a fraction?
    a) 1/8
    b) 1/4
    c) 1/5
    d) 3/8
    Answer: a) 1/8
  15. What is the result of 1.5 + 2.5?
    a) 3.5
    b) 4.0
    c) 5.0
    d) 4.5
    Answer: c) 5.0
  16. What is the decimal form of 1/5?
    a) 0.1
    b) 0.5
    c) 0.2
    d) 0.25
    Answer: c) 0.2
  17. What is the decimal equivalent of 2/3?
    a) 0.67
    b) 0.5
    c) 0.75
    d) 0.33
    Answer: a) 0.67
  18. What is 0.6 + 0.7?
    a) 1.3
    b) 1.2
    c) 1.5
    d) 1.0
    Answer: b) 1.2
  19. Convert 3.5 into a fraction.
    a) 7/2
    b) 3/5
    c) 5/3
    d) 5/2
    Answer: a) 7/2
  20. What is 1.2 – 0.4?
    a) 0.6
    b) 0.7
    c) 0.5
    d) 0.9
    Answer: a) 0.6
  21. Which of the following is a repeating decimal?
    a) 1/3
    b) 1/4
    c) 2/5
    d) 3/8
    Answer: a) 1/3
  22. What is 0.4 multiplied by 2?
    a) 0.8
    b) 0.9
    c) 1.0
    d) 1.2
    Answer: a) 0.8
  23. What is the result of 0.8 ÷ 2?
    a) 0.4
    b) 0.6
    c) 1.0
    d) 0.7
    Answer: a) 0.4
  24. What is 0.9 x 0.2?
    a) 0.18
    b) 0.2
    c) 0.5
    d) 0.7
    Answer: a) 0.18
  25. Convert 6/10 into a decimal.
    a) 0.5
    b) 0.6
    c) 0.7
    d) 0.75
    Answer: b) 0.6
  26. What is 0.5 of 30?
    a) 15
    b) 10
    c) 5
    d) 20
    Answer: a) 15
  27. What is 1.4 + 2.5?
    a) 3.9
    b) 4.5
    c) 5.5
    d) 5.0
    Answer: a) 3.9
  28. Convert 3.75 into a fraction.
    a) 15/4
    b) 3/4
    c) 7/4
    d) 5/2
    Answer: a) 15/4
  29. Which of the following is a terminating decimal?
    a) 2/3
    b) 1/5
    c) 1/3
    d) 5/8
    Answer: b) 1/5
  30. What is 0.9 + 0.8?
    a) 1.7
    b) 1.5
    c) 1.8
    d) 2.0
    Answer: a) 1.7
  31. What is 1.25 x 2?
    a) 2.5
    b) 2.0
    c) 3.5
    d) 4.0
    Answer: a) 2.5
  32. Convert 7/20 to a decimal.
    a) 0.35
    b) 0.4
    c) 0.75
    d) 0.25
    Answer: a) 0.35
  33. What is 0.5 of 50?
    a) 25
    b) 30
    c) 15
    d) 50
    Answer: a) 25
  34. What is 0.75 – 0.25?
    a) 0.5
    b) 0.4
    c) 0.3
    d) 0.7
    Answer: a) 0.5
  35. What is the decimal form of 3/20?
    a) 0.1
    b) 0.125
    c) 0.15
    d) 0.2
    Answer: b) 0.15
  36. What is 1.25 ÷ 5?
    a) 0.25
    b) 0.75
    c) 0.5
    d) 0.5
    Answer: a) 0.25
  37. Convert 2.3 into a fraction.
    a) 23/10
    b) 2/3
    c) 3/10
    d) 1/3
    Answer: a) 23/10
  38. What is the sum of 0.25 and 0.35?
    a) 0.55
    b) 0.45
    c) 0.75
    d) 1.0
    Answer: a) 0.55
  39. What is 1.1 + 1.9?
    a) 2.0
    b) 3.0
    c) 3.2
    d) 2.2
    Answer: b) 3.0
  40. Convert 1.75 to a fraction.
    a) 7/4
    b) 9/4
    c) 3/4
    d) 5/3
    Answer: a) 7/4
  41. What is 0.6 + 0.25?
    a) 0.85
    b) 0.75
    c) 1.0
    d) 0.9
    Answer: a) 0.85
  42. What is the result of 0.3 x 0.4?
    a) 0.12
    b) 0.8
    c) 0.6
    d) 1.2
    Answer: a) 0.12
  43. Convert 2/5 into a decimal.
    a) 0.4
    b) 0.5
    c) 0.6
    d) 0.3
    Answer: a) 0.4
  44. What is the decimal form of 7/8?
    a) 0.75
    b) 0.85
    c) 0.875
    d) 1.0
    Answer: c) 0.875
  45. What is the result of 1.3 – 0.4?
    a) 1.0
    b) 0.9
    c) 1.5
    d) 0.8
    Answer: b) 0.9
  46. Convert 2.5 into a fraction.
    a) 5/2
    b) 3/2
    c) 2/3
    d) 1/2
    Answer: a) 5/2
  47. What is the decimal form of 9/10?
    a) 0.9
    b) 0.95
    c) 1.0
    d) 0.7
    Answer: a) 0.9
  48. What is the result of 0.6 x 0.5?
    a) 0.3
    b) 0.2
    c) 0.4
    d) 0.5
    Answer: a) 0.3
  49. What is 3.5 ÷ 7?
    a) 0.5
    b) 1.5
    c) 2.5
    d) 1.0
    Answer: a) 0.5
  50. What is the result of 2.4 + 0.5?
    a) 2.9
    b) 2.8
    c) 3.0
    d) 3.5
    Answer: a) 2.9
  51. Convert 0.9 into a fraction.
    a) 9/10
    b) 8/10
    c) 1/10
    d) 5/10
    Answer: a) 9/10
  52. What is 0.7 – 0.3?
    a) 0.4
    b) 0.3
    c) 0.5
    d) 0.6
    Answer: a) 0.4
  53. What is the decimal form of 3/5?
    a) 0.4
    b) 0.6
    c) 0.5
    d) 0.3
    Answer: b) 0.6
  54. What is 1.6 ÷ 2?
    a) 0.8
    b) 0.7
    c) 1.0
    d) 0.9
    Answer: a) 0.8
  55. What is the result of 1.5 – 0.2?
    a) 1.3
    b) 0.5
    c) 0.8
    d) 1.4
    Answer: a) 1.3
  56. Convert 1.6 into a fraction.
    a) 8/5
    b) 6/5
    c) 4/5
    d) 2/3
    Answer: a) 8/5
  57. What is 0.45 x 10?
    a) 4.5
    b) 0.45
    c) 5.5
    d) 6.5
    Answer: a) 4.5
  58. What is the result of 0.8 + 0.6?
    a) 1.3
    b) 1.4
    c) 1.5
    d) 1.2
    Answer: a) 1.4
  59. What is the result of 0.25 x 0.4?
    a) 0.1
    b) 0.4
    c) 0.5
    d) 0.2
    Answer: a) 0.1
  60. What is 0.5 ÷ 0.2?
    a) 2.5
    b) 1.5
    c) 2.0
    d) 2.2
    Answer: c) 2.0
  61. What is 4/9 as a decimal?
    a) 0.4
    b) 0.44
    c) 0.45
    d) 0.45
    Answer: b) 0.44
  62. Convert 3/5 to a decimal.
    a) 0.5
    b) 0.6
    c) 0.4
    d) 0.7
    Answer: b) 0.6
  63. What is the decimal form of 11/100?
    a) 0.11
    b) 0.12
    c) 0.2
    d) 0.1
    Answer: a) 0.11
  64. What is 0.2 + 0.4?
    a) 0.6
    b) 0.5
    c) 0.8
    d) 0.7
    Answer: a) 0.6
  65. What is 0.125 x 2?
    a) 0.25
    b) 0.5
    c) 1.0
    d) 0.3
    Answer: a) 0.25
  66. What is 0.45 ÷ 0.5?
    a) 0.9
    b) 1.0
    c) 0.8
    d) 1.2
    Answer: a) 0.9
  67. What is 0.25 as a fraction?
    a) 1/5
    b) 1/4
    c) 3/4
    d) 1/3
    Answer: b) 1/4
  68. What is 5.5 + 2.5?
    a) 8.0
    b) 7.5
    c) 8.5
    d) 6.0
    Answer: a) 8.0
  69. What is the decimal form of 1/10?
    a) 0.1
    b) 0.5
    c) 0.9
    d) 0.2
    Answer: a) 0.1
  70. What is 5.75 as a fraction?
    a) 23/4
    b) 7/4
    c) 5/4
    d) 3/2
    Answer: a) 23/4
  71. What is 2.6 x 3?
    a) 7.8
    b) 6.6
    c) 5.8
    d) 8.0
    Answer: a) 7.8
  72. Convert 4/5 to a decimal.
    a) 0.75
    b) 0.80
    c) 0.85
    d) 0.9
    Answer: b) 0.80
  73. What is the decimal equivalent of 3/8?
    a) 0.35
    b) 0.375
    c) 0.45
    d) 0.5
    Answer: b) 0.375
  74. What is the result of 0.75 x 0.25?
    a) 0.1875
    b) 0.125
    c) 0.25
    d) 0.35
    Answer: a) 0.1875
  75. What is 1.5 + 0.5?
    a) 2.0
    b) 2.5
    c) 1.0
    d) 1.5
    Answer: a) 2.0
  76. What is the decimal form of 9/20?
    a) 0.45
    b) 0.5
    c) 0.75
    d) 0.65
    Answer: a) 0.45
  77. What is the result of 0.5 ÷ 0.25?
    a) 2.0
    b) 1.0
    c) 1.5
    d) 3.0
    Answer: a) 2.0
  78. What is the result of 1.0 ÷ 0.2?
    a) 5.0
    b) 4.0
    c) 3.0
    d) 2.0
    Answer: a) 5.0
  79. What is the result of 0.3 + 0.25?
    a) 0.55
    b) 0.5
    c) 0.4
    d) 0.6
    Answer: a) 0.55
  80. What is the decimal form of 3/10?
    a) 0.3
    b) 0.4
    c) 0.5
    d) 0.7
    Answer: a) 0.3

This concludes the 80 MCQs for Class 6 Maths Chapter 4 with answers.

Also Read: Class 6 Maths Chapter 3: Fractions and Decimals – 80 MCQs

Also Read This: Lakes of India & the World – MCQs for Exam Preparation

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