Subtract 15/70 from 12/24
12/24 - 15/70 is 2/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 70 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 24 × 35 = 840,
12/24 = 12 × 35/24 × 35 = 420/840 - Likewise, for the 2nd fraction, since 70 × 12 = 840,
15/70 = 15 × 12/70 × 12 = 180/840 - Subtract the two like fractions:
420/840 - 180/840 = 420 - 180/840 = 240/840 - After reducing the fraction, the answer is 2/7
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