Add 75/80 and 3/8
75/80 + 3/8 is 21/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 8 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
75/80 = 75 × 1/80 × 1 = 75/80 - Likewise, for the 2nd fraction, since 8 × 10 = 80,
3/8 = 3 × 10/8 × 10 = 30/80 - Add the two like fractions:
75/80 + 30/80 = 75 + 30/80 = 105/80 - 105/80 simplified gives 21/16
- So, 75/80 + 3/8 = 21/16
In mixed form: 15/16
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