Add 4/10 and 72/63, Solve 4/10 + 1 9/63 as a fraction

Add 4/10 and 72/63

1^st number: 4/10, 2^nd number: 1 9/63

4/10 + 72/63 is 54/35.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 63 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 10 × 63 = 630,
4/10 = 4 × 63/10 × 63 = 252/630
Likewise, for the 2nd fraction, since 63 × 10 = 630,
72/63 = 72 × 10/63 × 10 = 720/630
Add the two like fractions:
252/630 + 720/630 = 252 + 720/630 = 972/630
972/630 simplified gives 54/35
So, 4/10 + 72/63 = 54/35
In mixed form: 119/35

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