Subtract 72/70 from 3/25
1st number: 3/25, 2nd number: 1 2/70
3/25 - 72/70 is -159/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 70 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 25 × 14 = 350,
3/25 = 3 × 14/25 × 14 = 42/350 - Likewise, for the 2nd fraction, since 70 × 5 = 350,
72/70 = 72 × 5/70 × 5 = 360/350 - Subtract the two like fractions:
42/350 - 360/350 = 42 - 360/350 = -318/350 - After reducing the fraction, the answer is -159/175
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