How do you simplify #11/2 + 1 3/8 + 1 3/4 + 1 1/4#? Algebra Properties of Real Numbers Addition of Rational Numbers 1 Answer EZ as pi May 14, 2018 #9 7/8# Explanation: #" "11/2 + 1 3/8 + 1 3/4 + 1 1/4" "larr# write them in the same form #" "darr# #=5 1/2 + 1 3/8 + 1 3/4 + 1 1/4# #= 8 (?+?+?+?)/8" "larr# add whole numbers, find the LCD #=8 (4+3+6+2)/8" "larr# make equivalent fractions. #= 8 15/8" "larr# add the numerators #=8 +1 7/8# #=9 7/8# 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 1764 views around the world You can reuse this answer Creative Commons License