Subtract 21/30 from 27/35
27/35 - 21/30 is 1/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 35 × 6 = 210,
27/35 = 27 × 6/35 × 6 = 162/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
21/30 = 21 × 7/30 × 7 = 147/210 - Subtract the two like fractions:
162/210 - 147/210 = 162 - 147/210 = 15/210 - After reducing the fraction, the answer is 1/14
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