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

Add 81/56 and 1/72

1^st number: 1 25/56, 2^nd number: 1/72

81/56 + 1/72 is 92/63.

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 72 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 56 × 9 = 504,
81/56 = 81 × 9/56 × 9 = 729/504
Likewise, for the 2nd fraction, since 72 × 7 = 504,
1/72 = 1 × 7/72 × 7 = 7/504
Add the two like fractions:
729/504 + 7/504 = 729 + 7/504 = 736/504
736/504 simplified gives 92/63
So, 81/56 + 1/72 = 92/63
In mixed form: 129/63

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