Subtract 14/70 from 42/2
1st number: 21 0/2, 2nd number: 14/70
42/2 - 14/70 is 104/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 2 × 35 = 70,
42/2 = 42 × 35/2 × 35 = 1470/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
14/70 = 14 × 1/70 × 1 = 14/70 - Subtract the two like fractions:
1470/70 - 14/70 = 1470 - 14/70 = 1456/70 - After reducing the fraction, the answer is 104/5
- In mixed form: 204/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/2-14/70 42/2-28/70 42/4-14/70 42/2-42/70 42/6-14/70 42/10-14/70 42/2-98/70 42/14-14/70