Subtract 14/24 from 15/70
15/70 - 14/24 is -31/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 24 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 70 × 12 = 840,
15/70 = 15 × 12/70 × 12 = 180/840 - Likewise, for the 2nd fraction, since 24 × 35 = 840,
14/24 = 14 × 35/24 × 35 = 490/840 - Subtract the two like fractions:
180/840 - 490/840 = 180 - 490/840 = -310/840 - After reducing the fraction, the answer is -31/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/70-14/24 15/70-28/24 15/70-14/48 45/70-14/24 15/70-42/24 15/70-14/72 75/70-14/24 15/70-70/24 15/70-98/24