Subtract 90/48 from 1/5
1st number: 1/5, 2nd number: 1 42/48
1/5 - 90/48 is -67/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 5 × 48 = 240,
1/5 = 1 × 48/5 × 48 = 48/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
90/48 = 90 × 5/48 × 5 = 450/240 - Subtract the two like fractions:
48/240 - 450/240 = 48 - 450/240 = -402/240 - After reducing the fraction, the answer is -67/40
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