Subtract 24/15 from 5/84
1st number: 5/84, 2nd number: 1 9/15
5/84 - 24/15 is -647/420.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 15 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
5/84 = 5 × 5/84 × 5 = 25/420 - Likewise, for the 2nd fraction, since 15 × 28 = 420,
24/15 = 24 × 28/15 × 28 = 672/420 - Subtract the two like fractions:
25/420 - 672/420 = 25 - 672/420 = -647/420
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