Add 18/16 and 42/28, Solve 1 2/16 + 1 14/28 as a fraction

Add 18/16 and 42/28

1^st number: 1 2/16, 2^nd number: 1 14/28

18/16 + 42/28 is 21/8.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 28 is 112

Next, find the equivalent fraction of both fractional numbers with denominator 112
For the 1st fraction, since 16 × 7 = 112,
18/16 = 18 × 7/16 × 7 = 126/112
Likewise, for the 2nd fraction, since 28 × 4 = 112,
42/28 = 42 × 4/28 × 4 = 168/112
Add the two like fractions:
126/112 + 168/112 = 126 + 168/112 = 294/112
294/112 simplified gives 21/8
So, 18/16 + 42/28 = 21/8
In mixed form: 25/8

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