Subtract 36/7 from 70/4
1st number: 17 2/4, 2nd number: 5 1/7
70/4 - 36/7 is 173/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 7 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
70/4 = 70 × 7/4 × 7 = 490/28 - Likewise, for the 2nd fraction, since 7 × 4 = 28,
36/7 = 36 × 4/7 × 4 = 144/28 - Subtract the two like fractions:
490/28 - 144/28 = 490 - 144/28 = 346/28 - After reducing the fraction, the answer is 173/14
- In mixed form: 125/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/4-72/7 70/8-36/7 70/4-36/14 70/12-36/7 70/4-36/21 70/20-36/7 70/4-36/35 70/28-36/7 70/4-36/49