Subtract 8/30 from 70/14
1st number: 5 0/14, 2nd number: 8/30
70/14 - 8/30 is 71/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 14 × 15 = 210,
70/14 = 70 × 15/14 × 15 = 1050/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
8/30 = 8 × 7/30 × 7 = 56/210 - Subtract the two like fractions:
1050/210 - 56/210 = 1050 - 56/210 = 994/210 - After reducing the fraction, the answer is 71/15
- In mixed form: 411/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/14-16/30 70/28-8/30 70/14-8/60 70/14-24/30 70/42-8/30 70/14-8/90 70/14-40/30 70/14-56/30 70/98-8/30