Subtract 70/48 from 9/28
1st number: 9/28, 2nd number: 1 22/48
9/28 - 70/48 is -191/168.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 28 × 12 = 336,
9/28 = 9 × 12/28 × 12 = 108/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
70/48 = 70 × 7/48 × 7 = 490/336 - Subtract the two like fractions:
108/336 - 490/336 = 108 - 490/336 = -382/336 - After reducing the fraction, the answer is -191/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/28-70/48 9/56-70/48 9/28-70/96 27/28-70/48 9/84-70/48 45/28-70/48 63/28-70/48