Subtract 12/30 from 98/7
1st number: 14 0/7, 2nd number: 12/30
98/7 - 12/30 is 68/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 7 × 30 = 210,
98/7 = 98 × 30/7 × 30 = 2940/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
12/30 = 12 × 7/30 × 7 = 84/210 - Subtract the two like fractions:
2940/210 - 84/210 = 2940 - 84/210 = 2856/210 - After reducing the fraction, the answer is 68/5
- In mixed form: 133/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/7-24/30 98/14-12/30 98/7-12/60 98/7-36/30 98/21-12/30 98/7-12/90 98/7-60/30 98/35-12/30 98/7-84/30 98/49-12/30