Subtract 90/36 from 72/35
1st number: 2 2/35, 2nd number: 2 18/36
72/35 - 90/36 is -31/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 36 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 35 × 36 = 1260,
72/35 = 72 × 36/35 × 36 = 2592/1260 - Likewise, for the 2nd fraction, since 36 × 35 = 1260,
90/36 = 90 × 35/36 × 35 = 3150/1260 - Subtract the two like fractions:
2592/1260 - 3150/1260 = 2592 - 3150/1260 = -558/1260 - After reducing the fraction, the answer is -31/70
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Related: 72/70-90/36 72/35-90/72