Subtract 72/48 from 5/45
1st number: 5/45, 2nd number: 1 24/48
5/45 - 72/48 is -25/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 48 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 45 × 16 = 720,
5/45 = 5 × 16/45 × 16 = 80/720 - Likewise, for the 2nd fraction, since 48 × 15 = 720,
72/48 = 72 × 15/48 × 15 = 1080/720 - Subtract the two like fractions:
80/720 - 1080/720 = 80 - 1080/720 = -1000/720 - After reducing the fraction, the answer is -25/18
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