Subtract 81/35 from 90/4
1st number: 22 2/4, 2nd number: 2 11/35
90/4 - 81/35 is 1413/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 4 × 35 = 140,
90/4 = 90 × 35/4 × 35 = 3150/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
81/35 = 81 × 4/35 × 4 = 324/140 - Subtract the two like fractions:
3150/140 - 324/140 = 3150 - 324/140 = 2826/140 - After reducing the fraction, the answer is 1413/70
- In mixed form: 2013/70
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