Add 15/80 and 14/18
15/80 + 14/18 is 139/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 18 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
15/80 = 15 × 9/80 × 9 = 135/720 - Likewise, for the 2nd fraction, since 18 × 40 = 720,
14/18 = 14 × 40/18 × 40 = 560/720 - Add the two like fractions:
135/720 + 560/720 = 135 + 560/720 = 695/720 - 695/720 simplified gives 139/144
- So, 15/80 + 14/18 = 139/144
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