Subtract 63/70 from 28/3
1st number: 9 1/3, 2nd number: 63/70
28/3 - 63/70 is 253/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 3 × 70 = 210,
28/3 = 28 × 70/3 × 70 = 1960/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
63/70 = 63 × 3/70 × 3 = 189/210 - Subtract the two like fractions:
1960/210 - 189/210 = 1960 - 189/210 = 1771/210 - After reducing the fraction, the answer is 253/30
- In mixed form: 813/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/3-63/70 28/6-63/70 84/3-63/70 28/9-63/70 28/15-63/70 28/21-63/70