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Olympiad (Class 5) Fractions and decimals — practice questions

Explore 73 free Fractions and decimals questions in Olympiad (Class 5) Mathematics. Open each question or exercise to read its content, reference answers and available explanation.

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Fractions and decimals questions and exercises with answers

Showing questions 1–30 of 73.

A pizza is cut into 8 equal slices. Riya eats 3 slices and Sam eats 2. What fraction of the pizza is left?Read the answer and worked solution →Which fraction has the same value as 2/3?Read the answer and worked solution →What is 18/24 written in its simplest form?Read the answer and worked solution →In the fraction 7/12, what does the number 12 tell us?Read the answer and worked solution →Which of these fractions is the largest: 2/5, 2/3, 2/7 or 2/9?Read the answer and worked solution →Find the value of 3/4 + 1/8.Read the answer and worked solution →What is the value of 5/6 - 1/3?Read the answer and worked solution →A tank holds 24 litres when full. It is 3/4 full. How many litres of water are in it?Read the answer and worked solution →Half of a quarter of a chocolate bar is what fraction of the whole bar?Read the answer and worked solution →Sheela shares 3/5 of a cake equally among 3 friends. What fraction of the cake does each friend get?Read the answer and worked solution →Which decimal is equal to the fraction 3/4?Read the answer and worked solution →Which fraction in simplest form equals the decimal 0.6?Read the answer and worked solution →Which of these decimals is the greatest: 0.5, 0.45, 0.502 or 0.098?Read the answer and worked solution →Find the sum 2.5 + 3.75.Read the answer and worked solution →A ribbon of 10 m is cut and 3.46 m is used. How much ribbon is left?Read the answer and worked solution →A rope of 7.2 m is cut into 4 equal pieces. How long is each piece?Read the answer and worked solution →In the number 56.742, what is the value of the digit 4?Read the answer and worked solution →A pen costs Rs 12.50. What is the cost of 6 such pens?Read the answer and worked solution →What is 25% of 80?Read the answer and worked solution →The decimal 0.25 is the same as which percentage?Read the answer and worked solution →What percentage is the fraction 3/5?Read the answer and worked solution →In a class of 40 children, 35% are girls. How many boys are in the class?Read the answer and worked solution →A toy costs Rs 200. Its price is raised by 10%. What is the new price?Read the answer and worked solution →A price falls by 60%. What percent of the old price is the new price?Read the answer and worked solution →A quantity increases by 100%. What has happened to it?Read the answer and worked solution →What percent of a quantity is half of 40% of it?Read the answer and worked solution →Write 17/5 as a mixed number.Read the answer and worked solution →Write 2 3/4 as an improper fraction.Read the answer and worked solution →Which of these is a proper fraction?Read the answer and worked solution →What is the reciprocal of 3/7?Read the answer and worked solution →

Worked practice questions

A pizza is cut into 8 equal slices. Riya eats 3 slices and Sam eats 2. What fraction of the pizza is left?

  1. 2/8
  2. 3/8
  3. 1/8
  4. 5/8
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Correct answer: B. 3/8

Together they ate 5 of 8 slices, so 3 of the 8 equal parts remain.

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Which fraction has the same value as 2/3?

  1. 4/9
  2. 4/6
  3. 2/6
  4. 3/5
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Correct answer: B. 4/6

Doubling both the top and bottom of 2/3 gives 4/6, which is the same amount.

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What is 18/24 written in its simplest form?

  1. 2/3
  2. 3/4
  3. 9/12
  4. 6/8
Show answer and solution

Correct answer: B. 3/4

Dividing 18 and 24 by their largest common factor 6 gives 3/4.

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