Subtract 1/8 from 25/45
25/45 - 1/8 is 31/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 8 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 45 × 8 = 360,
25/45 = 25 × 8/45 × 8 = 200/360 - Likewise, for the 2nd fraction, since 8 × 45 = 360,
1/8 = 1 × 45/8 × 45 = 45/360 - Subtract the two like fractions:
200/360 - 45/360 = 200 - 45/360 = 155/360 - After reducing the fraction, the answer is 31/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/45-1/8 25/45-2/8 25/90-1/8 25/45-1/16 75/45-1/8 25/45-3/8 25/45-1/24 25/45-5/8 25/45-1/40 25/45-7/8 25/45-1/56