Add 6/10 and 84/63, Solve 6/10 + 1 21/63 as a fraction

Add 6/10 and 84/63

1^st number: 6/10, 2^nd number: 1 21/63

6/10 + 84/63 is 29/15.

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,
6/10 = 6 × 63/10 × 63 = 378/630
Likewise, for the 2nd fraction, since 63 × 10 = 630,
84/63 = 84 × 10/63 × 10 = 840/630
Add the two like fractions:
378/630 + 840/630 = 378 + 840/630 = 1218/630
1218/630 simplified gives 29/15
So, 6/10 + 84/63 = 29/15
In mixed form: 114/15

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