Subtract 9/6 from 90/28
1st number: 3 6/28, 2nd number: 1 3/6
90/28 - 9/6 is 12/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 6 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
90/28 = 90 × 3/28 × 3 = 270/84 - Likewise, for the 2nd fraction, since 6 × 14 = 84,
9/6 = 9 × 14/6 × 14 = 126/84 - Subtract the two like fractions:
270/84 - 126/84 = 270 - 126/84 = 144/84 - After reducing the fraction, the answer is 12/7
- In mixed form: 15/7
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