Subtract 48/70 from 30/10
1st number: 3 0/10, 2nd number: 48/70
30/10 - 48/70 is 81/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
30/10 = 30 × 7/10 × 7 = 210/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
48/70 = 48 × 1/70 × 1 = 48/70 - Subtract the two like fractions:
210/70 - 48/70 = 210 - 48/70 = 162/70 - After reducing the fraction, the answer is 81/35
- In mixed form: 211/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/10-48/70 30/10-96/70 30/20-48/70 90/10-48/70 30/50-48/70 30/70-48/70