Subtract 30/9 from 36/49
1st number: 36/49, 2nd number: 3 3/9
36/49 - 30/9 is -382/147.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 9 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 49 × 9 = 441,
36/49 = 36 × 9/49 × 9 = 324/441 - Likewise, for the 2nd fraction, since 9 × 49 = 441,
30/9 = 30 × 49/9 × 49 = 1470/441 - Subtract the two like fractions:
324/441 - 1470/441 = 324 - 1470/441 = -1146/441 - After reducing the fraction, the answer is -382/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/49-30/9 36/49-60/9 36/98-30/9 36/49-30/18 36/49-90/9 36/49-30/27 36/49-30/45 36/49-30/63