Subtract 14/42 from 98/45
1st number: 2 8/45, 2nd number: 14/42
98/45 - 14/42 is 83/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 42 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 45 × 14 = 630,
98/45 = 98 × 14/45 × 14 = 1372/630 - Likewise, for the 2nd fraction, since 42 × 15 = 630,
14/42 = 14 × 15/42 × 15 = 210/630 - Subtract the two like fractions:
1372/630 - 210/630 = 1372 - 210/630 = 1162/630 - After reducing the fraction, the answer is 83/45
- In mixed form: 138/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/45-28/42 98/90-14/42 98/45-14/84 98/45-70/42 98/45-98/42