Subtract 7/12 from 24/45
24/45 - 7/12 is -1/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 12 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
24/45 = 24 × 4/45 × 4 = 96/180 - Likewise, for the 2nd fraction, since 12 × 15 = 180,
7/12 = 7 × 15/12 × 15 = 105/180 - Subtract the two like fractions:
96/180 - 105/180 = 96 - 105/180 = -9/180 - After reducing the fraction, the answer is -1/20
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