Add 18/56 and 21/16, Solve 18/56 + 1 5/16 as a fraction

Add 18/56 and 21/16

1^st number: 18/56, 2^nd number: 1 5/16

18/56 + 21/16 is 183/112.

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 16 is 112

Next, find the equivalent fraction of both fractional numbers with denominator 112
For the 1st fraction, since 56 × 2 = 112,
18/56 = 18 × 2/56 × 2 = 36/112
Likewise, for the 2nd fraction, since 16 × 7 = 112,
21/16 = 21 × 7/16 × 7 = 147/112
Add the two like fractions:
36/112 + 147/112 = 36 + 147/112 = 183/112
So, 18/56 + 21/16 = 183/112
In mixed form: 171/112

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