Oxford, Cambridge and RSA Examinations (OCR - UK) Class 10 Mathematics MCQs: Fractions, decimals and percentages

Instructions. Answer all questions. Fill exactly one bubble per question on the OMR sheet.

1. Fractions, decimals and percentages

   1.

   What is $\frac{3}{5}$ as a decimal?

   1. (A)

      0.15

   2. (B)

      0.3

   3. (C)

      0.6

   4. (D)

      0.5

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   Answer: (C)

   0.6

   Fractions, decimals and percentages · Easy

2. 2.

   Convert $0.8$ to a fraction in its simplest form.

   1. (A)

      $\frac{4}{5}$

   2. (B)

      $\frac{8}{10}$

   3. (C)

      $\frac{2}{5}$

   4. (D)

      $\frac{1}{8}$

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   Answer: (A)

   $\frac{4}{5}$

   Fractions, decimals and percentages · Easy

3. 3.

   What is $25\%$ as a fraction in its simplest form?

   1. (A)

      $\frac{1}{25}$

   2. (B)

      $\frac{2.5}{10}$

   3. (C)

      $\frac{5}{20}$

   4. (D)

      $\frac{1}{4}$

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   Answer: (D)

   $\frac{1}{4}$

   Fractions, decimals and percentages · Easy

4. 4.

   Calculate $15\%$ of $80$.

   1. (A)

      8

   2. (B)

      12

   3. (C)

      1.5

   4. (D)

      15

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   Answer: (B)

   12

   Fractions, decimals and percentages · Medium

5. 5.

   Express $0.06$ as a percentage.

   1. (A)

      0.6\%

   2. (B)

      6\%

   3. (C)

      60\%

   4. (D)

      0.06\%

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   Answer: (B)

   6\%

   Fractions, decimals and percentages · Easy

6. 6.

   Increase $60$ by $20\%$.

   1. (A)

      80

   2. (B)

      72

   3. (C)

      12

   4. (D)

      62

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   Answer: (B)

   72

   Fractions, decimals and percentages · Medium

7. 7.

   Decrease $120$ by $10\%$.

   1. (A)

      132

   2. (B)

      12

   3. (C)

      110

   4. (D)

      108

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   Answer: (D)

   108

   Fractions, decimals and percentages · Medium

8. 8.

   A jacket costing $£40$ is reduced by $10\%$ in a sale. What is the new price?

   1. (A)

      $£30$

   2. (B)

      $£36$

   3. (C)

      $£39$

   4. (D)

      $£44$

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   Answer: (B)

   $£36$

   Fractions, decimals and percentages · Medium

9. 9.

   A quantity increases from $50$ to $60$. What is the percentage increase?

   1. (A)

      10\%

   2. (B)

      100\%

   3. (C)

      20\%

   4. (D)

      16.67\%

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   Answer: (C)

   20\%

   Fractions, decimals and percentages · Hard

10. 10.

    What is $0.125$ as a fraction in its simplest form?

    1. (A)

       $\frac{1}{125}$

    2. (B)

       $\frac{1}{8}$

    3. (C)

       $\frac{1}{4}$

    4. (D)

       $\frac{125}{1000}$

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    Answer: (B)

    $\frac{1}{8}$

    Fractions, decimals and percentages · Medium

11. 11.

    Express $1\frac{3}{4}$ as a decimal.

    1. (A)

       1.43

    2. (B)

       1.7

    3. (C)

       1.34

    4. (D)

       1.75

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    Answer: (D)

    1.75

    Fractions, decimals and percentages · Easy

12. 12.

    Share $£75$ in the ratio $2:3$. What is the larger share?

    1. (A)

       $£25$

    2. (B)

       $£45$

    3. (C)

       $£30$

    4. (D)

       $£50$

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    Answer: (B)

    $£45$

    Fractions, decimals and percentages · Hard

13. 13.

    A value of $£200$ is decreased by $15\%$. What is the new value?

    1. (A)

       $£175$

    2. (B)

       $£170$

    3. (C)

       $£185$

    4. (D)

       $£190$

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    Answer: (B)

    $£170$

    Fractions, decimals and percentages · Medium

14. 14.

    What is $\frac{2}{3}$ of $£45$?

    1. (A)

       $£22.50$

    2. (B)

       $£30$

    3. (C)

       $£35$

    4. (D)

       $£15$

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    Answer: (B)

    $£30$

    Fractions, decimals and percentages · Easy

15. 15.

    What is the equivalent percentage of $\frac{1}{8}$?

    1. (A)

       0.125\%

    2. (B)

       8\%

    3. (C)

       12.5\%

    4. (D)

       80\%

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    Answer: (C)

    12.5\%

    Fractions, decimals and percentages · Medium

16. 16.

    A car's value depreciates by $10\%$ each year. If it starts at $£10,000$, what is its value after $2$ years?

    1. (A)

       $£7,900$

    2. (B)

       $£8,000$

    3. (C)

       $£9,000$

    4. (D)

       $£8,100$

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    Answer: (D)

    $£8,100$

    Fractions, decimals and percentages · Hard

17. 17.

    Which fraction is equivalent to $0.4$?

    1. (A)

       $\frac{4}{100}$

    2. (B)

       $\frac{2}{5}$

    3. (C)

       $\frac{1}{25}$

    4. (D)

       $\frac{1}{4}$

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    Answer: (B)

    $\frac{2}{5}$

    Fractions, decimals and percentages · Easy

18. 18.

    If $30\%$ of a number is $60$, what is the number?

    1. (A)

       300

    2. (B)

       180

    3. (C)

       18

    4. (D)

       200

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    Answer: (D)

    200

    Fractions, decimals and percentages · Hard

19. 19.

    A shop offers a $20\%$ discount on an item. If the discounted price is $£80$, what was the original price?

    1. (A)

       $£100$

    2. (B)

       $£96$

    3. (C)

       $£120$

    4. (D)

       $£64$

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    Answer: (A)

    $£100$

    Fractions, decimals and percentages · Hard

20. 20.

    What is the result of adding $\frac{1}{3}$ and $\frac{1}{6}$?

    1. (A)

       $\frac{2}{18}$

    2. (B)

       $\frac{1}{9}$

    3. (C)

       $\frac{2}{9}$

    4. (D)

       $\frac{1}{2}$

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    Answer: (D)

    $\frac{1}{2}$

    Fractions, decimals and percentages · Easy

— End of the paper · updated 19 October 2026 —