Subtract 18/28 from 7/50
7/50 - 18/28 is -88/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 28 is 700
Next, find the equivalent fraction of both fractional numbers with denominator 700 - For the 1st fraction, since 50 × 14 = 700,
7/50 = 7 × 14/50 × 14 = 98/700 - Likewise, for the 2nd fraction, since 28 × 25 = 700,
18/28 = 18 × 25/28 × 25 = 450/700 - Subtract the two like fractions:
98/700 - 450/700 = 98 - 450/700 = -352/700 - After reducing the fraction, the answer is -88/175
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