Add 3/5 and 75/80
3/5 + 75/80 is 123/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 5 × 16 = 80,
3/5 = 3 × 16/5 × 16 = 48/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
75/80 = 75 × 1/80 × 1 = 75/80 - Add the two like fractions:
48/80 + 75/80 = 48 + 75/80 = 123/80 - So, 3/5 + 75/80 = 123/80
In mixed form: 143/80
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