How do you simplify 4/7 + 2 2/5 + 1 3/7? Algebra Properties of Real Numbers Addition of Rational Numbers 1 Answer Sonnhard Jun 7, 2018 22/5 Explanation: We get 4/7+12/5+10/7=(20+84+50)/35=175/25=22/5 Answer link Related questions How do you add rational numbers? How do you write fractions with a common denominator? How do you write mixed fractions into improper fractions? How do you write 11 2/3 into an improper fraction? How do you add 4 1/7 + 2/7? How do you add 3/5+2/8? How do you change fractions into decimals? How do you find the sum of 2.5+2.57+3.1? How do you calculate 18/12 - 7/9? How do you write 5 into an improper fraction? See all questions in Addition of Rational Numbers Impact of this question 1978 views around the world You can reuse this answer Creative Commons License