Add 80/63 and 60/72, Solve 1 17/63 + 60/72 as a fraction

Add 80/63 and 60/72

1^st number: 1 17/63, 2^nd number: 60/72

80/63 + 60/72 is 265/126.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 72 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 63 × 8 = 504,
80/63 = 80 × 8/63 × 8 = 640/504
Likewise, for the 2nd fraction, since 72 × 7 = 504,
60/72 = 60 × 7/72 × 7 = 420/504
Add the two like fractions:
640/504 + 420/504 = 640 + 420/504 = 1060/504
1060/504 simplified gives 265/126
So, 80/63 + 60/72 = 265/126
In mixed form: 213/126

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