Subtract 2/45 from 28/32
28/32 - 2/45 is 299/360.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 45 is 1440
Next, find the equivalent fraction of both fractional numbers with denominator 1440 - For the 1st fraction, since 32 × 45 = 1440,
28/32 = 28 × 45/32 × 45 = 1260/1440 - Likewise, for the 2nd fraction, since 45 × 32 = 1440,
2/45 = 2 × 32/45 × 32 = 64/1440 - Subtract the two like fractions:
1260/1440 - 64/1440 = 1260 - 64/1440 = 1196/1440 - After reducing the fraction, the answer is 299/360
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/32-2/45 28/32-4/45 28/64-2/45 28/32-2/90 84/32-2/45 28/32-6/45 28/96-2/45 28/32-10/45 28/32-14/45