Subtract 90/48 from 18/4
1st number: 4 2/4, 2nd number: 1 42/48
18/4 - 90/48 is 21/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 48 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 4 × 12 = 48,
18/4 = 18 × 12/4 × 12 = 216/48 - Likewise, for the 2nd fraction, since 48 × 1 = 48,
90/48 = 90 × 1/48 × 1 = 90/48 - Subtract the two like fractions:
216/48 - 90/48 = 216 - 90/48 = 126/48 - After reducing the fraction, the answer is 21/8
- In mixed form: 25/8
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