Subtract 21/15 from 24/8
1st number: 3 0/8, 2nd number: 1 6/15
24/8 - 21/15 is 8/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 15 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
24/8 = 24 × 15/8 × 15 = 360/120 - Likewise, for the 2nd fraction, since 15 × 8 = 120,
21/15 = 21 × 8/15 × 8 = 168/120 - Subtract the two like fractions:
360/120 - 168/120 = 360 - 168/120 = 192/120 - After reducing the fraction, the answer is 8/5
- In mixed form: 13/5
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