Subtract 30/45 from 7/6
1st number: 1 1/6, 2nd number: 30/45
7/6 - 30/45 is 1/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 6 × 15 = 90,
7/6 = 7 × 15/6 × 15 = 105/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
30/45 = 30 × 2/45 × 2 = 60/90 - Subtract the two like fractions:
105/90 - 60/90 = 105 - 60/90 = 45/90 - After reducing the fraction, the answer is 1/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/6-30/45 7/6-60/45 7/12-30/45 7/6-30/90 21/6-30/45 7/6-90/45 7/18-30/45 35/6-30/45 7/30-30/45 49/6-30/45 7/42-30/45