Subtract 7/84 from 90/14
1st number: 6 6/14, 2nd number: 7/84
90/14 - 7/84 is 533/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 14 × 6 = 84,
90/14 = 90 × 6/14 × 6 = 540/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
7/84 = 7 × 1/84 × 1 = 7/84 - Subtract the two like fractions:
540/84 - 7/84 = 540 - 7/84 = 533/84 - In mixed form: 629/84
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