Subtract 18/25 from 4/70
4/70 - 18/25 is -116/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 25 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 70 × 5 = 350,
4/70 = 4 × 5/70 × 5 = 20/350 - Likewise, for the 2nd fraction, since 25 × 14 = 350,
18/25 = 18 × 14/25 × 14 = 252/350 - Subtract the two like fractions:
20/350 - 252/350 = 20 - 252/350 = -232/350 - After reducing the fraction, the answer is -116/175
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