Subtract 21/24 from 48/30
1st number: 1 18/30, 2nd number: 21/24
48/30 - 21/24 is 29/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 30 × 4 = 120,
48/30 = 48 × 4/30 × 4 = 192/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
21/24 = 21 × 5/24 × 5 = 105/120 - Subtract the two like fractions:
192/120 - 105/120 = 192 - 105/120 = 87/120 - After reducing the fraction, the answer is 29/40
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