Subtract 28/36 from 1/70
1/70 - 28/36 is -481/630.
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,
1/70 = 1 × 18/70 × 18 = 18/1260 - Likewise, for the 2nd fraction, since 36 × 35 = 1260,
28/36 = 28 × 35/36 × 35 = 980/1260 - Subtract the two like fractions:
18/1260 - 980/1260 = 18 - 980/1260 = -962/1260 - After reducing the fraction, the answer is -481/630
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