Subtract 24/35 from 54/15, Solve 3 9/15

Subtract 24/35 from 54/15

1^st number: 3 9/15, 2^nd number: 24/35

54/15 - 24/35 is 102/35.

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,
54/15 = 54 × 7/15 × 7 = 378/105
Likewise, for the 2nd fraction, since 35 × 3 = 105,
24/35 = 24 × 3/35 × 3 = 72/105
Subtract the two like fractions:
378/105 - 72/105 = 378 - 72/105 = 306/105
After reducing the fraction, the answer is 102/35
In mixed form: 232/35

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