Subtract 8/56 from 21/36
21/36 - 8/56 is 37/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 36 × 14 = 504,
21/36 = 21 × 14/36 × 14 = 294/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
8/56 = 8 × 9/56 × 9 = 72/504 - Subtract the two like fractions:
294/504 - 72/504 = 294 - 72/504 = 222/504 - After reducing the fraction, the answer is 37/84
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