Subtract 84/25 from 20/70
1st number: 20/70, 2nd number: 3 9/25
20/70 - 84/25 is -538/175.
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,
20/70 = 20 × 5/70 × 5 = 100/350 - Likewise, for the 2nd fraction, since 25 × 14 = 350,
84/25 = 84 × 14/25 × 14 = 1176/350 - Subtract the two like fractions:
100/350 - 1176/350 = 100 - 1176/350 = -1076/350 - After reducing the fraction, the answer is -538/175
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