Subtract 90/72 from 5/35
1st number: 5/35, 2nd number: 1 18/72
5/35 - 90/72 is -31/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 72 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 35 × 72 = 2520,
5/35 = 5 × 72/35 × 72 = 360/2520 - Likewise, for the 2nd fraction, since 72 × 35 = 2520,
90/72 = 90 × 35/72 × 35 = 3150/2520 - Subtract the two like fractions:
360/2520 - 3150/2520 = 360 - 3150/2520 = -2790/2520 - After reducing the fraction, the answer is -31/28
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