Add 12/56 and 72/63, Solve 12/56 + 1 9/63 as a fraction

Add 12/56 and 72/63

1^st number: 12/56, 2^nd number: 1 9/63

12/56 + 72/63 is 19/14.

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 63 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 56 × 9 = 504,
12/56 = 12 × 9/56 × 9 = 108/504
Likewise, for the 2nd fraction, since 63 × 8 = 504,
72/63 = 72 × 8/63 × 8 = 576/504
Add the two like fractions:
108/504 + 576/504 = 108 + 576/504 = 684/504
684/504 simplified gives 19/14
So, 12/56 + 72/63 = 19/14
In mixed form: 15/14

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