Add 7/5 and 27/20
1st number: 1 2/5, 2nd number: 1 7/20
7/5 + 27/20 is 11/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 5 × 4 = 20,
7/5 = 7 × 4/5 × 4 = 28/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
27/20 = 27 × 1/20 × 1 = 27/20 - Add the two like fractions:
28/20 + 27/20 = 28 + 27/20 = 55/20 - 55/20 simplified gives 11/4
- So, 7/5 + 27/20 = 11/4
In mixed form: 23/4
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