Add 63/16 and 42/28, Solve 3 15/16 + 1 14/28 as a fraction

Add 63/16 and 42/28

1^st number: 3 15/16, 2^nd number: 1 14/28

63/16 + 42/28 is 87/16.

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,
63/16 = 63 × 7/16 × 7 = 441/112
Likewise, for the 2nd fraction, since 28 × 4 = 112,
42/28 = 42 × 4/28 × 4 = 168/112
Add the two like fractions:
441/112 + 168/112 = 441 + 168/112 = 609/112
609/112 simplified gives 87/16
So, 63/16 + 42/28 = 87/16
In mixed form: 57/16

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