Subtract 3/70 from 75/7
1st number: 10 5/7, 2nd number: 3/70
75/7 - 3/70 is 747/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 7 × 10 = 70,
75/7 = 75 × 10/7 × 10 = 750/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
3/70 = 3 × 1/70 × 1 = 3/70 - Subtract the two like fractions:
750/70 - 3/70 = 750 - 3/70 = 747/70 - In mixed form: 1047/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/7-6/70 75/14-3/70 75/7-9/70 75/21-3/70 75/7-15/70 75/35-3/70 75/7-21/70 75/49-3/70