Subtract 72/35 from 1/15
1st number: 1/15, 2nd number: 2 2/35
1/15 - 72/35 is -209/105.
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,
1/15 = 1 × 7/15 × 7 = 7/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
72/35 = 72 × 3/35 × 3 = 216/105 - Subtract the two like fractions:
7/105 - 216/105 = 7 - 216/105 = -209/105
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