Add rational numbers: fractions with unlike denominators
Give the answer as a fraction in lowest terms, or a whole number.
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Evaluate: 3/4 + 2/3 (Write a fraction in lowest terms, or a whole number.)
Answer: 17/12
Evaluate: −3/5 + 3/4 (Write a fraction in lowest terms, or a whole number.)
Answer: 3/20
Evaluate: 1/2 + (−2/3) (Write a fraction in lowest terms, or a whole number.)
Answer: -1/6
Tip: Give the answer as a fraction in lowest terms, or a whole number.
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- Next in this topic Subtract rational numbers: fractions with unlike denominators Class 7
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