Subtract 5/10 from 70/18
1st number: 3 16/18, 2nd number: 5/10
70/18 - 5/10 is 61/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
70/18 = 70 × 5/18 × 5 = 350/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
5/10 = 5 × 9/10 × 9 = 45/90 - Subtract the two like fractions:
350/90 - 45/90 = 350 - 45/90 = 305/90 - After reducing the fraction, the answer is 61/18
- In mixed form: 37/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/36-5/10 70/18-5/20 70/18-15/10 70/54-5/10 70/18-5/30 70/18-25/10 70/90-5/10 70/18-5/50 70/18-35/10 70/18-5/70