Subtract 18/56 from 2/30
2/30 - 18/56 is -107/420.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 30 × 28 = 840,
2/30 = 2 × 28/30 × 28 = 56/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
18/56 = 18 × 15/56 × 15 = 270/840 - Subtract the two like fractions:
56/840 - 270/840 = 56 - 270/840 = -214/840 - After reducing the fraction, the answer is -107/420
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