Add 27/21 and 72/5, Solve 1 6/21 + 14 2/5 as a fraction

Add 27/21 and 72/5

1^st number: 1 6/21, 2^nd number: 14 2/5

27/21 + 72/5 is 549/35.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 5 is 105

Next, find the equivalent fraction of both fractional numbers with denominator 105
For the 1st fraction, since 21 × 5 = 105,
27/21 = 27 × 5/21 × 5 = 135/105
Likewise, for the 2nd fraction, since 5 × 21 = 105,
72/5 = 72 × 21/5 × 21 = 1512/105
Add the two like fractions:
135/105 + 1512/105 = 135 + 1512/105 = 1647/105
1647/105 simplified gives 549/35
So, 27/21 + 72/5 = 549/35
In mixed form: 1524/35

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