Subtract 9/90 from 14/8
1st number: 1 6/8, 2nd number: 9/90
14/8 - 9/90 is 33/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
14/8 = 14 × 45/8 × 45 = 630/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
9/90 = 9 × 4/90 × 4 = 36/360 - Subtract the two like fractions:
630/360 - 36/360 = 630 - 36/360 = 594/360 - After reducing the fraction, the answer is 33/20
- In mixed form: 113/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/8-9/90 14/8-18/90 14/16-9/90 42/8-9/90 14/8-27/90 14/24-9/90 70/8-9/90 14/8-45/90 14/40-9/90 98/8-9/90 14/8-63/90 14/56-9/90