How do you simplify #2 2/3 +(-1)#? Algebra Properties of Real Numbers Addition of Rational Numbers 1 Answer Watchmojo J. Apr 13, 2018 #5/3# Explanation: #2 2/3+(−1)# #=2+2/3-1# #=6/3+2/3-3/3# #=(6+2-3)/3 = color(red)(5/3) = 1.dot6# 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 2196 views around the world You can reuse this answer Creative Commons License