Decimal Fractions MCQs with Answers & Explanations
Number System & Operations
· Mathematics-General Ability
255 Questions• 192 Mins Practice• Updated for 2026 Competitive Exams
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Showing 201–220 of 255 MCQs
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Solved Questions
255 Questions
201
Compute 10.6 * 1.01.
Correct Option
Option A
Explanation
Step-by-step solution: 1. Ignore the decimal points and multiply as whole numbers. 2. Count the total decimal places (three) and place the decimal accordingly. 3. The product is 10.706.
202
Compute 8.4 * 0.79.
Correct Option
Option D
Explanation
Step-by-step solution: 1. Ignore the decimal points and multiply as whole numbers. 2. Count the total decimal places (three) and place the decimal accordingly. 3. The product is 6.636.
203
Find the sum of 8.9 and 0.84.
Correct Option
Option D
Explanation
Step-by-step solution: 1. Align the decimal points for both numbers. 2. Add 8.9 + 0.84 = 9.74. 3. Ensure the result is rounded to three decimal places.
204
Compute 5.6 * 0.51.
Correct Option
Option D
Explanation
Step-by-step solution: 1. Ignore the decimal points and multiply as whole numbers. 2. Count the total decimal places (three) and place the decimal accordingly. 3. The product is 2.856.
205
Compute 2.8 * 0.23.
Correct Option
Option A
Explanation
Step-by-step solution: 1. Ignore the decimal points and multiply as whole numbers. 2. Count the total decimal places (three) and place the decimal accordingly. 3. The product is 0.644.
206
Find the sum of 2.1 and 0.16.
Correct Option
Option D
Explanation
Step-by-step solution: 1. Align the decimal points for both numbers. 2. Add 2.1 + 0.16 = 2.26. 3. Ensure the result is rounded to three decimal places.
207
Find the sum of 7.1 and 0.66.
Correct Option
Option D
Explanation
Step-by-step solution: 1. Align the decimal points for both numbers. 2. Add 7.1 + 0.66 = 7.76. 3. Ensure the result is rounded to three decimal places.
208
Find the sum of 4.1 and 0.36.
Correct Option
Option C
Explanation
Step-by-step solution: 1. Align the decimal points for both numbers. 2. Add 4.1 + 0.36 = 4.46. 3. Ensure the result is rounded to three decimal places.
209
Compute 3.0 * 0.25.
Correct Option
Option B
Explanation
Step-by-step solution: 1. Ignore the decimal points and multiply as whole numbers. 2. Count the total decimal places (three) and place the decimal accordingly. 3. The product is 0.75.
210
Compute 9.6 * 0.91.
Correct Option
Option D
Explanation
Step-by-step solution: 1. Ignore the decimal points and multiply as whole numbers. 2. Count the total decimal places (three) and place the decimal accordingly. 3. The product is 8.736.
211
Compute 7.4 * 0.69.
Correct Option
Option D
Explanation
Step-by-step solution: 1. Ignore the decimal points and multiply as whole numbers. 2. Count the total decimal places (three) and place the decimal accordingly. 3. The product is 5.106.
212
Find the sum of 7.5 and 0.7.
Correct Option
Option A
Explanation
Step-by-step solution: 1. Align the decimal points for both numbers. 2. Add 7.5 + 0.7 = 8.2. 3. Ensure the result is rounded to three decimal places.
213
Compute 2.4 * 0.19.
Correct Option
Option A
Explanation
Step-by-step solution: 1. Ignore the decimal points and multiply as whole numbers. 2. Count the total decimal places (three) and place the decimal accordingly. 3. The product is 0.456.
214
Find the sum of 4.5 and 0.4.
Correct Option
Option C
Explanation
Step-by-step solution: 1. Align the decimal points for both numbers. 2. Add 4.5 + 0.4 = 4.9. 3. Ensure the result is rounded to three decimal places.
215
Compute 7.6 * 0.71.
Correct Option
Option A
Explanation
Step-by-step solution: 1. Ignore the decimal points and multiply as whole numbers. 2. Count the total decimal places (three) and place the decimal accordingly. 3. The product is 5.396.
216
Find the sum of 3.1 and 0.26.
Correct Option
Option C
Explanation
Step-by-step solution: 1. Align the decimal points for both numbers. 2. Add 3.1 + 0.26 = 3.36. 3. Ensure the result is rounded to three decimal places.
217
Compute 7.2 * 0.67.
Correct Option
Option D
Explanation
Step-by-step solution: 1. Ignore the decimal points and multiply as whole numbers. 2. Count the total decimal places (three) and place the decimal accordingly. 3. The product is 4.824.
218
Find the sum of 5.9 and 0.54.
Correct Option
Option D
Explanation
Step-by-step solution: 1. Align the decimal points for both numbers. 2. Add 5.9 + 0.54 = 6.44. 3. Ensure the result is rounded to three decimal places.
219
Compute 10.0 * 0.95.
Correct Option
Option A
Explanation
Step-by-step solution: 1. Ignore the decimal points and multiply as whole numbers. 2. Count the total decimal places (three) and place the decimal accordingly. 3. The product is 9.5.
220
Compute 3.8 * 0.33.
Correct Option
Option D
Explanation
Step-by-step solution: 1. Ignore the decimal points and multiply as whole numbers. 2. Count the total decimal places (three) and place the decimal accordingly. 3. The product is 1.254.
