Subtract 2/10 from 98/18
1st number: 5 8/18, 2nd number: 2/10
98/18 - 2/10 is 236/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
98/18 = 98 × 5/18 × 5 = 490/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
2/10 = 2 × 9/10 × 9 = 18/90 - Subtract the two like fractions:
490/90 - 18/90 = 490 - 18/90 = 472/90 - After reducing the fraction, the answer is 236/45
- In mixed form: 511/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/18-4/10 98/36-2/10 98/18-2/20 98/18-6/10 98/54-2/10 98/18-2/30 98/90-2/10 98/18-2/50 98/18-14/10 98/18-2/70