Subtract 63/35 from 81/15
1st number: 5 6/15, 2nd number: 1 28/35
81/15 - 63/35 is 18/5.
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,
81/15 = 81 × 7/15 × 7 = 567/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
63/35 = 63 × 3/35 × 3 = 189/105 - Subtract the two like fractions:
567/105 - 189/105 = 567 - 189/105 = 378/105 - After reducing the fraction, the answer is 18/5
- In mixed form: 33/5
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