Subtract 7/45 from 27/8
1st number: 3 3/8, 2nd number: 7/45
27/8 - 7/45 is 1159/360.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
27/8 = 27 × 45/8 × 45 = 1215/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
7/45 = 7 × 8/45 × 8 = 56/360 - Subtract the two like fractions:
1215/360 - 56/360 = 1215 - 56/360 = 1159/360 - In mixed form: 379/360
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/8-7/45 27/8-14/45 27/16-7/45 27/8-7/90 81/8-7/45 27/8-21/45 27/24-7/45 27/8-35/45 27/40-7/45 27/8-49/45 27/56-7/45