Subtract 1/28 from 20/25
20/25 - 1/28 is 107/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 28 is 700
Next, find the equivalent fraction of both fractional numbers with denominator 700 - For the 1st fraction, since 25 × 28 = 700,
20/25 = 20 × 28/25 × 28 = 560/700 - Likewise, for the 2nd fraction, since 28 × 25 = 700,
1/28 = 1 × 25/28 × 25 = 25/700 - Subtract the two like fractions:
560/700 - 25/700 = 560 - 25/700 = 535/700 - After reducing the fraction, the answer is 107/140
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