Add 72/16 and 81/56, Solve 4 8/16 + 1 25/56 as a fraction

Add 72/16 and 81/56

1^st number: 4 8/16, 2^nd number: 1 25/56

72/16 + 81/56 is 333/56.

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

Next, find the equivalent fraction of both fractional numbers with denominator 112
For the 1st fraction, since 16 × 7 = 112,
72/16 = 72 × 7/16 × 7 = 504/112
Likewise, for the 2nd fraction, since 56 × 2 = 112,
81/56 = 81 × 2/56 × 2 = 162/112
Add the two like fractions:
504/112 + 162/112 = 504 + 162/112 = 666/112
666/112 simplified gives 333/56
So, 72/16 + 81/56 = 333/56
In mixed form: 553/56

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