Add 27/16 and 10/40, Solve 1 11/16 + 10/40 as a fraction

Add 27/16 and 10/40

1^st number: 1 11/16, 2^nd number: 10/40

27/16 + 10/40 is 31/16.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 40 is 80

Next, find the equivalent fraction of both fractional numbers with denominator 80
For the 1st fraction, since 16 × 5 = 80,
27/16 = 27 × 5/16 × 5 = 135/80
Likewise, for the 2nd fraction, since 40 × 2 = 80,
10/40 = 10 × 2/40 × 2 = 20/80
Add the two like fractions:
135/80 + 20/80 = 135 + 20/80 = 155/80
155/80 simplified gives 31/16
So, 27/16 + 10/40 = 31/16
In mixed form: 115/16

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