Add 7/30 and 72/63, Solve 7/30 + 1 9/63 as a fraction

Add 7/30 and 72/63

1^st number: 7/30, 2^nd number: 1 9/63

7/30 + 72/63 is 289/210.

Find the least common denominator or LCM of the two denominators:
LCM of 30 and 63 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 30 × 21 = 630,
7/30 = 7 × 21/30 × 21 = 147/630
Likewise, for the 2nd fraction, since 63 × 10 = 630,
72/63 = 72 × 10/63 × 10 = 720/630
Add the two like fractions:
147/630 + 720/630 = 147 + 720/630 = 867/630
867/630 simplified gives 289/210
So, 7/30 + 72/63 = 289/210
In mixed form: 179/210

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