Subtract 9/49 from 30/56
30/56 - 9/49 is 69/196.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 49 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 56 × 7 = 392,
30/56 = 30 × 7/56 × 7 = 210/392 - Likewise, for the 2nd fraction, since 49 × 8 = 392,
9/49 = 9 × 8/49 × 8 = 72/392 - Subtract the two like fractions:
210/392 - 72/392 = 210 - 72/392 = 138/392 - After reducing the fraction, the answer is 69/196
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/56-9/49 30/56-18/49 30/56-9/98 90/56-9/49 30/56-27/49 30/56-45/49 30/56-63/49