Subtract 30/10 from 35/2
1st number: 17 1/2, 2nd number: 3 0/10
35/2 - 30/10 is 29/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 10 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 2 × 5 = 10,
35/2 = 35 × 5/2 × 5 = 175/10 - Likewise, for the 2nd fraction, since 10 × 1 = 10,
30/10 = 30 × 1/10 × 1 = 30/10 - Subtract the two like fractions:
175/10 - 30/10 = 175 - 30/10 = 145/10 - After reducing the fraction, the answer is 29/2
- In mixed form: 141/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/2-30/10 35/2-60/10 35/4-30/10 35/2-30/20 35/2-90/10 35/6-30/10 35/10-30/10 35/2-30/50 35/14-30/10 35/2-30/70