Subtract 98/45 from 4/10
1st number: 4/10, 2nd number: 2 8/45
4/10 - 98/45 is -16/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
4/10 = 4 × 9/10 × 9 = 36/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
98/45 = 98 × 2/45 × 2 = 196/90 - Subtract the two like fractions:
36/90 - 196/90 = 36 - 196/90 = -160/90 - After reducing the fraction, the answer is -16/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/10-98/45 4/20-98/45 4/10-98/90 12/10-98/45 4/30-98/45 20/10-98/45 4/50-98/45 28/10-98/45 4/70-98/45