Subtract 45/21 from 48/25
1st number: 1 23/25, 2nd number: 2 3/21
48/25 - 45/21 is -39/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 21 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 25 × 21 = 525,
48/25 = 48 × 21/25 × 21 = 1008/525 - Likewise, for the 2nd fraction, since 21 × 25 = 525,
45/21 = 45 × 25/21 × 25 = 1125/525 - Subtract the two like fractions:
1008/525 - 1125/525 = 1008 - 1125/525 = -117/525 - After reducing the fraction, the answer is -39/175
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