Subtract 36/6 from 72/70
1st number: 1 2/70, 2nd number: 6 0/6
72/70 - 36/6 is -174/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 6 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
72/70 = 72 × 3/70 × 3 = 216/210 - Likewise, for the 2nd fraction, since 6 × 35 = 210,
36/6 = 36 × 35/6 × 35 = 1260/210 - Subtract the two like fractions:
216/210 - 1260/210 = 216 - 1260/210 = -1044/210 - After reducing the fraction, the answer is -174/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/70-72/6 72/70-36/12 72/70-36/18 72/70-36/30 72/70-36/42