Fractions, decimals, percentages, ratio and proportion Quiz - Mathematics Number

Free practice quiz: Fractions, decimals, percentages, ratio and proportion (Mathematics Number). 36 multiple-choice questions with answers and explanations. Play online, no sign-up needed.

This Mathematics Number practice quiz has 36 multiple-choice questions on Fractions, decimals, percentages, ratio and proportion, and 36 of them come with an explanation. Try the 5 sample questions below (tap an option to check yourself), then play the full quiz online. No sign-up needed.

Sample questions

1. Work out 2 1/4 + 1 5/6

   1. 4 1/12
   2. 3 5/12
   3. 4 5/12
   4. 3 1/12
   Show answer

   Answer: A. 4 1/12

   9/4 + 11/6 = 27/12 + 22/12 = 49/12 = 4 1/12.

2. Divide 84 sweets in the ratio 3 : 4

   1. 42 and 42
   2. 21 and 63
   3. 36 and 48
   4. 28 and 56
   Show answer

   Answer: C. 36 and 48

   Total 7 parts, 1 part = 12. 3 × 12 = 36, 4 × 12 = 48.

3. Work out 2/3 × 3/5.

   1. 5/8
   2. 10/9
   3. 2/5
   4. 6/5
   Show answer

   Answer: C. 2/5

   Multiply tops and bottoms: 6/15 = 2/5.

4. What is 0.5% of 200?

   1. 100
   2. 1
   3. 10
   4. 0.1
   Show answer

   Answer: B. 1

   0.5% = 0.5/100 = 0.005. 0.005 × 200 = 1.

5. Work out 7.2 ÷ 4.

   1. 1.8
   2. 18
   3. 0.18
   4. 3.2
   Show answer

   Answer: A. 1.8

   72 ÷ 4 = 18, then divide by 10: 1.8.

More questions in this quiz

Answers and explanations are in the full quiz.

1. Work out 1/2 + 0.25 × 4
2. Work out 2/3 × 3/4 + 1/4
3. Order from smallest to largest: 0.7, 3/4, 0.65
4. Which symbol completes: −5 __ −8?
5. 5 pens cost $10. How much do 8 pens cost?
6. A map scale is 1:50 000. A distance of 4 cm on the map is how far in real life?
7. Two parts are in ratio 2 : 5 and total 42. What is the larger part?
8. Which decimal is equivalent to 3/4?
9. Which percentage is equivalent to 0.6?
10. Which fraction is equivalent to 40%?
11. Work out 1 1/2 + 2 1/4.
12. Work out 2 2/3 + 1 1/2.
13. Work out 3/4 ÷ 1/2.
14. Work out 5/6 × 3/10.
15. Work out 0.5 + 0.2 × 3.
16. Work out 3/4 − 1/2 × 1/2.
17. A square is cut into 10 equal strips. 3 strips are shaded. What percentage is shaded?
18. What is 150% of 40?
19. Which symbol completes 3/5 __ 0.6?
20. Which statement is true?
21. Work out 3.5 − 7.25.
22. Work out −2.4 + 5.75.
23. Estimate 4.9 − 8.2 by rounding each number to the nearest whole number.
24. Work out 2.5 × 6.
25. Estimate 19.8 × 3.
26. 3 notebooks cost $4.50. How much do 7 notebooks cost?
27. A car uses 6 litres of fuel to drive 80 km. How much fuel does it need for 200 km?
28. Simplify the ratio 12 : 18.
29. Which ratio is equivalent to 3 : 5?
30. Tom has 4 red marbles and 6 blue marbles. Write the ratio of red to blue in its simplest form.
31. Share $45 in the ratio 2 : 3.

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