Add 27/80 and 15/27
27/80 + 15/27 is 643/720.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 27 is 2160
Next, find the equivalent fraction of both fractional numbers with denominator 2160 - For the 1st fraction, since 80 × 27 = 2160,
27/80 = 27 × 27/80 × 27 = 729/2160 - Likewise, for the 2nd fraction, since 27 × 80 = 2160,
15/27 = 15 × 80/27 × 80 = 1200/2160 - Add the two like fractions:
729/2160 + 1200/2160 = 729 + 1200/2160 = 1929/2160 - 1929/2160 simplified gives 643/720
- So, 27/80 + 15/27 = 643/720
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