Subtract 2/49 from 15/45
15/45 - 2/49 is 43/147.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 49 is 2205
Next, find the equivalent fraction of both fractional numbers with denominator 2205 - For the 1st fraction, since 45 × 49 = 2205,
15/45 = 15 × 49/45 × 49 = 735/2205 - Likewise, for the 2nd fraction, since 49 × 45 = 2205,
2/49 = 2 × 45/49 × 45 = 90/2205 - Subtract the two like fractions:
735/2205 - 90/2205 = 735 - 90/2205 = 645/2205 - After reducing the fraction, the answer is 43/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/45-2/49 15/45-4/49 15/90-2/49 15/45-2/98 15/45-6/49 75/45-2/49 15/45-10/49 15/45-14/49