Subtract 25/36 from 28/70
28/70 - 25/36 is -53/180.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 36 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 70 × 18 = 1260,
28/70 = 28 × 18/70 × 18 = 504/1260 - Likewise, for the 2nd fraction, since 36 × 35 = 1260,
25/36 = 25 × 35/36 × 35 = 875/1260 - Subtract the two like fractions:
504/1260 - 875/1260 = 504 - 875/1260 = -371/1260 - After reducing the fraction, the answer is -53/180
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