Subtract 36/70 from 70/28
1st number: 2 14/28, 2nd number: 36/70
70/28 - 36/70 is 139/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 70 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
70/28 = 70 × 5/28 × 5 = 350/140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,
36/70 = 36 × 2/70 × 2 = 72/140 - Subtract the two like fractions:
350/140 - 72/140 = 350 - 72/140 = 278/140 - After reducing the fraction, the answer is 139/70
- In mixed form: 169/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/28-72/70 70/56-36/70 70/84-36/70