Subtract 42/32 from 10/49
1st number: 10/49, 2nd number: 1 10/32
10/49 - 42/32 is -869/784.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 32 is 1568
Next, find the equivalent fraction of both fractional numbers with denominator 1568 - For the 1st fraction, since 49 × 32 = 1568,
10/49 = 10 × 32/49 × 32 = 320/1568 - Likewise, for the 2nd fraction, since 32 × 49 = 1568,
42/32 = 42 × 49/32 × 49 = 2058/1568 - Subtract the two like fractions:
320/1568 - 2058/1568 = 320 - 2058/1568 = -1738/1568 - After reducing the fraction, the answer is -869/784
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/49-42/32 10/49-84/32 10/98-42/32 10/49-42/64 30/49-42/32 10/49-42/96 50/49-42/32 70/49-42/32