Add 4/30 and 27/21, Solve 4/30 + 1 6/21 as a fraction

Add 4/30 and 27/21

1^st number: 4/30, 2^nd number: 1 6/21

4/30 + 27/21 is 149/105.

Find the least common denominator or LCM of the two denominators:
LCM of 30 and 21 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 30 × 7 = 210,
4/30 = 4 × 7/30 × 7 = 28/210
Likewise, for the 2nd fraction, since 21 × 10 = 210,
27/21 = 27 × 10/21 × 10 = 270/210
Add the two like fractions:
28/210 + 270/210 = 28 + 270/210 = 298/210
298/210 simplified gives 149/105
So, 4/30 + 27/21 = 149/105
In mixed form: 144/105

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