Subtract 25/9 from 60/70
1st number: 60/70, 2nd number: 2 7/9
60/70 - 25/9 is -121/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 9 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
60/70 = 60 × 9/70 × 9 = 540/630 - Likewise, for the 2nd fraction, since 9 × 70 = 630,
25/9 = 25 × 70/9 × 70 = 1750/630 - Subtract the two like fractions:
540/630 - 1750/630 = 540 - 1750/630 = -1210/630 - After reducing the fraction, the answer is -121/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/70-50/9 60/70-25/18 60/70-75/9 60/70-25/27 60/70-25/45 60/70-25/63