Subtract 45/21 from 27/35
1st number: 27/35, 2nd number: 2 3/21
27/35 - 45/21 is -48/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 21 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 35 × 3 = 105,
27/35 = 27 × 3/35 × 3 = 81/105 - Likewise, for the 2nd fraction, since 21 × 5 = 105,
45/21 = 45 × 5/21 × 5 = 225/105 - Subtract the two like fractions:
81/105 - 225/105 = 81 - 225/105 = -144/105 - After reducing the fraction, the answer is -48/35
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