Subtract 10/30 from 18/56
18/56 - 10/30 is -1/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 30 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 56 × 15 = 840,
18/56 = 18 × 15/56 × 15 = 270/840 - Likewise, for the 2nd fraction, since 30 × 28 = 840,
10/30 = 10 × 28/30 × 28 = 280/840 - Subtract the two like fractions:
270/840 - 280/840 = 270 - 280/840 = -10/840 - After reducing the fraction, the answer is -1/84
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