Subtract 7/14 from 70/18
1st number: 3 16/18, 2nd number: 7/14
70/18 - 7/14 is 61/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 14 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
70/18 = 70 × 7/18 × 7 = 490/126 - Likewise, for the 2nd fraction, since 14 × 9 = 126,
7/14 = 7 × 9/14 × 9 = 63/126 - Subtract the two like fractions:
490/126 - 63/126 = 490 - 63/126 = 427/126 - After reducing the fraction, the answer is 61/18
- In mixed form: 37/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/36-7/14 70/18-7/28 70/18-21/14 70/54-7/14 70/18-7/42 70/18-35/14 70/90-7/14 70/18-7/70 70/18-49/14 70/18-7/98