Add & Subtract Fractions & Mixed Numbers with Like Denominators

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What is a fraction?

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A fraction represents a part of a whole and consists of a numerator (top number) and a denominator (bottom number). For example, in the fraction 3/4, 3 is the numerator and 4 is the denominator.

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What does it mean to have like denominators?

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Like denominators are when two or more fractions have the same denominator. For example, in the fractions 1/4 and 3/4, both have a denominator of 4.

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How do you add fractions with like denominators?

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

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How do you subtract fractions with like denominators?

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To subtract fractions with like denominators, keep the denominator the same and subtract the numerators. For example, 3/4 - 1/4 = (3-1)/4 = 2/4.

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What is a mixed number?

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A mixed number is a whole number combined with a fraction. For example, 2 1/2 is a mixed number, where 2 is the whole number and 1/2 is the fraction.

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How do you convert a mixed number to an improper fraction?

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To convert a mixed number to an improper fraction, multiply the whole number by the denominator, add the numerator, and place that over the original denominator. For example, 2 1/2 = (2*2 + 1)/2 = 5/2.

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How do you convert an improper fraction to a mixed number?

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To convert an improper fraction to a mixed number, divide the numerator by the denominator. The quotient is the whole number, and the remainder is the new numerator over the original denominator. For example, 5/2 = 2 1/2.

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What is the sum of 5/8 and 2/8?

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The sum of 5/8 and 2/8 is (5+2)/8 = 7/8.

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What is the result of 6 2/10 + 1 5/10?

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The result is 7 7/10.

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