Add 4/30 and 80/63, Solve 4/30 + 1 17/63 as a fraction

Add 4/30 and 80/63

1^st number: 4/30, 2^nd number: 1 17/63

4/30 + 80/63 is 442/315.

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,
4/30 = 4 × 21/30 × 21 = 84/630
Likewise, for the 2nd fraction, since 63 × 10 = 630,
80/63 = 80 × 10/63 × 10 = 800/630
Add the two like fractions:
84/630 + 800/630 = 84 + 800/630 = 884/630
884/630 simplified gives 442/315
So, 4/30 + 80/63 = 442/315
In mixed form: 1127/315

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