Subtract 1/72 from 90/24
1st number: 3 18/24, 2nd number: 1/72
90/24 - 1/72 is 269/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 24 × 3 = 72,
90/24 = 90 × 3/24 × 3 = 270/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
1/72 = 1 × 1/72 × 1 = 1/72 - Subtract the two like fractions:
270/72 - 1/72 = 270 - 1/72 = 269/72 - In mixed form: 353/72
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