Subtract 90/84 from 35/2
1st number: 17 1/2, 2nd number: 1 6/84
35/2 - 90/84 is 115/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 2 × 42 = 84,
35/2 = 35 × 42/2 × 42 = 1470/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
90/84 = 90 × 1/84 × 1 = 90/84 - Subtract the two like fractions:
1470/84 - 90/84 = 1470 - 90/84 = 1380/84 - After reducing the fraction, the answer is 115/7
- In mixed form: 163/7
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