Subtract 90/36 from 20/14
1st number: 1 6/14, 2nd number: 2 18/36
20/14 - 90/36 is -15/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 14 × 18 = 252,
20/14 = 20 × 18/14 × 18 = 360/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
90/36 = 90 × 7/36 × 7 = 630/252 - Subtract the two like fractions:
360/252 - 630/252 = 360 - 630/252 = -270/252 - After reducing the fraction, the answer is -15/14
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