Subtract 70/14 from 18/50
1st number: 18/50, 2nd number: 5 0/14
18/50 - 70/14 is -116/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 14 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 50 × 7 = 350,
18/50 = 18 × 7/50 × 7 = 126/350 - Likewise, for the 2nd fraction, since 14 × 25 = 350,
70/14 = 70 × 25/14 × 25 = 1750/350 - Subtract the two like fractions:
126/350 - 1750/350 = 126 - 1750/350 = -1624/350 - After reducing the fraction, the answer is -116/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/50-70/14 18/50-70/28 54/50-70/14 18/50-70/42 90/50-70/14 18/50-70/98