Subtract 16/40 from 70/7
1st number: 10 0/7, 2nd number: 16/40
70/7 - 16/40 is 48/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 7 × 40 = 280,
70/7 = 70 × 40/7 × 40 = 2800/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
16/40 = 16 × 7/40 × 7 = 112/280 - Subtract the two like fractions:
2800/280 - 112/280 = 2800 - 112/280 = 2688/280 - After reducing the fraction, the answer is 48/5
- In mixed form: 93/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/7-32/40 70/14-16/40 70/7-16/80 70/7-48/40 70/21-16/40 70/7-80/40 70/35-16/40 70/49-16/40