Subtract 6/84 from 15/72
15/72 - 6/84 is 23/168.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 84 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
15/72 = 15 × 7/72 × 7 = 105/504 - Likewise, for the 2nd fraction, since 84 × 6 = 504,
6/84 = 6 × 6/84 × 6 = 36/504 - Subtract the two like fractions:
105/504 - 36/504 = 105 - 36/504 = 69/504 - After reducing the fraction, the answer is 23/168
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