Add 27/20 and 80/56
1st number: 1 7/20, 2nd number: 1 24/56
27/20 + 80/56 is 389/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 20 × 14 = 280,
27/20 = 27 × 14/20 × 14 = 378/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
80/56 = 80 × 5/56 × 5 = 400/280 - Add the two like fractions:
378/280 + 400/280 = 378 + 400/280 = 778/280 - 778/280 simplified gives 389/140
- So, 27/20 + 80/56 = 389/140
In mixed form: 2109/140
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