Add 27/4 and 72/5
1st number: 6 3/4, 2nd number: 14 2/5
27/4 + 72/5 is 423/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 5 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
27/4 = 27 × 5/4 × 5 = 135/20 - Likewise, for the 2nd fraction, since 5 × 4 = 20,
72/5 = 72 × 4/5 × 4 = 288/20 - Add the two like fractions:
135/20 + 288/20 = 135 + 288/20 = 423/20 - So, 27/4 + 72/5 = 423/20
In mixed form: 213/20
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