Subtract 81/24 from 25/90
1st number: 25/90, 2nd number: 3 9/24
25/90 - 81/24 is -223/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 24 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 90 × 4 = 360,
25/90 = 25 × 4/90 × 4 = 100/360 - Likewise, for the 2nd fraction, since 24 × 15 = 360,
81/24 = 81 × 15/24 × 15 = 1215/360 - Subtract the two like fractions:
100/360 - 1215/360 = 100 - 1215/360 = -1115/360 - After reducing the fraction, the answer is -223/72
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