Subtract 18/72 from 25/28
25/28 - 18/72 is 9/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 28 × 18 = 504,
25/28 = 25 × 18/28 × 18 = 450/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
18/72 = 18 × 7/72 × 7 = 126/504 - Subtract the two like fractions:
450/504 - 126/504 = 450 - 126/504 = 324/504 - After reducing the fraction, the answer is 9/14
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