Add 28/80 and 14/20
28/80 + 14/20 is 21/20.
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,
28/80 = 28 × 1/80 × 1 = 28/80 - Likewise, for the 2nd fraction, since 20 × 4 = 80,
14/20 = 14 × 4/20 × 4 = 56/80 - Add the two like fractions:
28/80 + 56/80 = 28 + 56/80 = 84/80 - 84/80 simplified gives 21/20
- So, 28/80 + 14/20 = 21/20
In mixed form: 11/20
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