Subtract 14/84 from 7/15
7/15 - 14/84 is 3/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 15 × 28 = 420,
7/15 = 7 × 28/15 × 28 = 196/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
14/84 = 14 × 5/84 × 5 = 70/420 - Subtract the two like fractions:
196/420 - 70/420 = 196 - 70/420 = 126/420 - After reducing the fraction, the answer is 3/10
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