Subtract 36/10 from 70/4
1st number: 17 2/4, 2nd number: 3 6/10
70/4 - 36/10 is 139/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 10 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
70/4 = 70 × 5/4 × 5 = 350/20 - Likewise, for the 2nd fraction, since 10 × 2 = 20,
36/10 = 36 × 2/10 × 2 = 72/20 - Subtract the two like fractions:
350/20 - 72/20 = 350 - 72/20 = 278/20 - After reducing the fraction, the answer is 139/10
- In mixed form: 139/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/4-72/10 70/8-36/10 70/4-36/20 70/12-36/10 70/4-36/30 70/20-36/10 70/4-36/50 70/28-36/10 70/4-36/70