Fractions, Decimals & Percents!

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What is a fraction?

Back

A fraction represents a part of a whole and is written as 'a/b', where 'a' is the numerator (part) and 'b' is the denominator (whole).

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What is a decimal?

Back

A decimal is a way of expressing numbers that are not whole, using a point to separate the whole number from the fractional part (e.g., 0.75).

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What is a percent?

Back

A percent is a way of expressing a number as a fraction of 100, denoted by the symbol '%'. For example, 50% means 50 out of 100.

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How do you convert a fraction to a percent?

Back

To convert a fraction to a percent, divide the numerator by the denominator and multiply by 100. For example, 1/4 = (1 ÷ 4) × 100 = 25%.

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How do you convert a decimal to a percent?

Back

To convert a decimal to a percent, multiply the decimal by 100. For example, 0.75 × 100 = 75%.

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How do you convert a percent to a decimal?

Back

To convert a percent to a decimal, divide the percent by 100. For example, 25% = 25 ÷ 100 = 0.25.

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What is the simplest form of a fraction?

Back

The simplest form of a fraction is when the numerator and denominator have no common factors other than 1. For example, 4/8 simplifies to 1/2.

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What is an equivalent fraction?

Back

Equivalent fractions are different fractions that represent the same value. For example, 1/2, 2/4, and 4/8 are equivalent.

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How do you add fractions with the same denominator?

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To add fractions with the same denominator, add the numerators and keep the denominator the same. For example, 1/4 + 2/4 = (1+2)/4 = 3/4.

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How do you subtract fractions with different denominators?

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To subtract fractions with different denominators, first find a common denominator, convert the fractions, then subtract the numerators.