What is #1 1/4+ 2 8/10#?

1 Answer
EZ as pi
Aug 8, 2016

#4 1/20#

Explanation:

Before we can add fractions, they need to have the same denominators. Find the equivalent fractions.

#color(red)1 1/4+ color(red)2 8/10 " LCD = 20"#

Add the whole numbers and convert the fractions.

=#color(red)3 (5 + 16)/20#

=#color(red)3 21/20#

=#color(red)(3 + 20/20) + 1/20#

=#color(red)4 1/20#

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