Subtract 98/25 from 20/21
1st number: 20/21, 2nd number: 3 23/25
20/21 - 98/25 is -1558/525.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 25 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 21 × 25 = 525,
20/21 = 20 × 25/21 × 25 = 500/525 - Likewise, for the 2nd fraction, since 25 × 21 = 525,
98/25 = 98 × 21/25 × 21 = 2058/525 - Subtract the two like fractions:
500/525 - 2058/525 = 500 - 2058/525 = -1558/525
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