Subtract 98/30 from 45/7
1st number: 6 3/7, 2nd number: 3 8/30
45/7 - 98/30 is 332/105.
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,
45/7 = 45 × 30/7 × 30 = 1350/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
98/30 = 98 × 7/30 × 7 = 686/210 - Subtract the two like fractions:
1350/210 - 686/210 = 1350 - 686/210 = 664/210 - After reducing the fraction, the answer is 332/105
- In mixed form: 317/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/7-98/30 45/14-98/30 45/7-98/60 45/21-98/30 45/7-98/90 45/35-98/30 45/49-98/30