Add 27/80 and 32/20
1st number: 27/80, 2nd number: 1 12/20
27/80 + 32/20 is 31/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 20 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
27/80 = 27 × 1/80 × 1 = 27/80 - Likewise, for the 2nd fraction, since 20 × 4 = 80,
32/20 = 32 × 4/20 × 4 = 128/80 - Add the two like fractions:
27/80 + 128/80 = 27 + 128/80 = 155/80 - 155/80 simplified gives 31/16
- So, 27/80 + 32/20 = 31/16
In mixed form: 115/16
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