Subtract 12/90 from 3/24
3/24 - 12/90 is -1/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 24 × 15 = 360,
3/24 = 3 × 15/24 × 15 = 45/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
12/90 = 12 × 4/90 × 4 = 48/360 - Subtract the two like fractions:
45/360 - 48/360 = 45 - 48/360 = -3/360 - After reducing the fraction, the answer is -1/120
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