Subtract 18/30 from 90/24
1st number: 3 18/24, 2nd number: 18/30
90/24 - 18/30 is 63/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 24 × 5 = 120,
90/24 = 90 × 5/24 × 5 = 450/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
18/30 = 18 × 4/30 × 4 = 72/120 - Subtract the two like fractions:
450/120 - 72/120 = 450 - 72/120 = 378/120 - After reducing the fraction, the answer is 63/20
- In mixed form: 33/20
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