Add 30/21 and 9/49, Solve 1 9/21 + 9/49 as a fraction

Add 30/21 and 9/49

1^st number: 1 9/21, 2^nd number: 9/49

30/21 + 9/49 is 79/49.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 49 is 147

Next, find the equivalent fraction of both fractional numbers with denominator 147
For the 1st fraction, since 21 × 7 = 147,
30/21 = 30 × 7/21 × 7 = 210/147
Likewise, for the 2nd fraction, since 49 × 3 = 147,
9/49 = 9 × 3/49 × 3 = 27/147
Add the two like fractions:
210/147 + 27/147 = 210 + 27/147 = 237/147
237/147 simplified gives 79/49
So, 30/21 + 9/49 = 79/49
In mixed form: 130/49

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