Subtract 1/45 from 30/10
1st number: 3 0/10, 2nd number: 1/45
30/10 - 1/45 is 134/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
30/10 = 30 × 9/10 × 9 = 270/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
1/45 = 1 × 2/45 × 2 = 2/90 - Subtract the two like fractions:
270/90 - 2/90 = 270 - 2/90 = 268/90 - After reducing the fraction, the answer is 134/45
- In mixed form: 244/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/10-1/45 30/10-2/45 30/20-1/45 30/10-1/90 90/10-1/45 30/10-3/45 30/10-5/45 30/50-1/45 30/10-7/45 30/70-1/45