Fraction, Decimal & %

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What is a fraction?

Back

A fraction represents a part of a whole and is expressed as a ratio of two integers, with a numerator (top number) and a denominator (bottom number). For example, 1/2 is a fraction that represents one part out of two equal parts.

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How do you convert a fraction to a decimal?

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To convert a fraction to a decimal, divide the numerator by the denominator. For example, 1/4 = 1 ÷ 4 = 0.25.

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What is a decimal?

Back

A decimal is a way of expressing numbers that are not whole numbers, using a point to separate the whole part from the fractional part. For example, 0.75 is a decimal.

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How do you convert a decimal to a percentage?

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To convert a decimal to a percentage, multiply the decimal by 100 and add a percent sign. For example, 0.25 × 100 = 25%.

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What is a percentage?

Back

A percentage is a way of expressing a number as a fraction of 100. It is often used to compare proportions. For example, 50% means 50 out of 100.

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How do you calculate a percentage of a number?

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To calculate a percentage of a number, multiply the number by the percentage (in decimal form). For example, to find 20% of 50, calculate 50 × 0.20 = 10.

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What does 0.5 equal as a fraction in simplest form?

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0.5 equals 1/2 as a fraction in simplest form.

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What is 25% of 200?

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25% of 200 is 50.

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How do you find the sale price after a discount?

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To find the sale price after a discount, subtract the discount amount from the original price. For example, if a game costs $25 and is 10% off, the discount is $2.50, so the sale price is $25 - $2.50 = $22.50.

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What is 3/4 as a percent?

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3/4 as a percent is 75%.