Add 84/63 and 5/30, Solve 1 21/63 + 5/30 as a fraction

Add 84/63 and 5/30

1^st number: 1 21/63, 2^nd number: 5/30

84/63 + 5/30 is 3/2.

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

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 63 × 10 = 630,
84/63 = 84 × 10/63 × 10 = 840/630
Likewise, for the 2nd fraction, since 30 × 21 = 630,
5/30 = 5 × 21/30 × 21 = 105/630
Add the two like fractions:
840/630 + 105/630 = 840 + 105/630 = 945/630
945/630 simplified gives 3/2
So, 84/63 + 5/30 = 3/2
In mixed form: 11/2

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