Add 7/63 and 80/70, Solve 7/63 + 1 10/70 as a fraction

Add 7/63 and 80/70

1^st number: 7/63, 2^nd number: 1 10/70

7/63 + 80/70 is 79/63.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 70 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 63 × 10 = 630,
7/63 = 7 × 10/63 × 10 = 70/630
Likewise, for the 2nd fraction, since 70 × 9 = 630,
80/70 = 80 × 9/70 × 9 = 720/630
Add the two like fractions:
70/630 + 720/630 = 70 + 720/630 = 790/630
790/630 simplified gives 79/63
So, 7/63 + 80/70 = 79/63
In mixed form: 116/63

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