Subtract 18/35 from 20/15
1st number: 1 5/15, 2nd number: 18/35
20/15 - 18/35 is 86/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 35 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 15 × 7 = 105,
20/15 = 20 × 7/15 × 7 = 140/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
18/35 = 18 × 3/35 × 3 = 54/105 - Subtract the two like fractions:
140/105 - 54/105 = 140 - 54/105 = 86/105
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