Add 28/16 and 75/72, Solve 1 12/16 + 1 3/72 as a fraction

Add 28/16 and 75/72

1^st number: 1 12/16, 2^nd number: 1 3/72

28/16 + 75/72 is 67/24.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 72 is 144

Next, find the equivalent fraction of both fractional numbers with denominator 144
For the 1st fraction, since 16 × 9 = 144,
28/16 = 28 × 9/16 × 9 = 252/144
Likewise, for the 2nd fraction, since 72 × 2 = 144,
75/72 = 75 × 2/72 × 2 = 150/144
Add the two like fractions:
252/144 + 150/144 = 252 + 150/144 = 402/144
402/144 simplified gives 67/24
So, 28/16 + 75/72 = 67/24
In mixed form: 219/24

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