Subtract 75/50 from 20/28
1st number: 20/28, 2nd number: 1 25/50
20/28 - 75/50 is -11/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 50 is 700
Next, find the equivalent fraction of both fractional numbers with denominator 700 - For the 1st fraction, since 28 × 25 = 700,
20/28 = 20 × 25/28 × 25 = 500/700 - Likewise, for the 2nd fraction, since 50 × 14 = 700,
75/50 = 75 × 14/50 × 14 = 1050/700 - Subtract the two like fractions:
500/700 - 1050/700 = 500 - 1050/700 = -550/700 - After reducing the fraction, the answer is -11/14
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