Subtract 12/24 from 15/35, Solve 15/35

Subtract 12/24 from 15/35

15/35 - 12/24 is -1/14.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 24 is 840

Next, find the equivalent fraction of both fractional numbers with denominator 840
For the 1st fraction, since 35 × 24 = 840,
15/35 = 15 × 24/35 × 24 = 360/840
Likewise, for the 2nd fraction, since 24 × 35 = 840,
12/24 = 12 × 35/24 × 35 = 420/840
Subtract the two like fractions:
360/840 - 420/840 = 360 - 420/840 = -60/840
After reducing the fraction, the answer is -1/14

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