Add 15/75 and 28/80
15/75 + 28/80 is 11/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 80 is 1200
Next, find the equivalent fraction of both fractional numbers with denominator 1200 - For the 1st fraction, since 75 × 16 = 1200,
15/75 = 15 × 16/75 × 16 = 240/1200 - Likewise, for the 2nd fraction, since 80 × 15 = 1200,
28/80 = 28 × 15/80 × 15 = 420/1200 - Add the two like fractions:
240/1200 + 420/1200 = 240 + 420/1200 = 660/1200 - 660/1200 simplified gives 11/20
- So, 15/75 + 28/80 = 11/20
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