Subtract 70/42 from 14/4
1st number: 3 2/4, 2nd number: 1 28/42
14/4 - 70/42 is 11/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 42 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 4 × 21 = 84,
14/4 = 14 × 21/4 × 21 = 294/84 - Likewise, for the 2nd fraction, since 42 × 2 = 84,
70/42 = 70 × 2/42 × 2 = 140/84 - Subtract the two like fractions:
294/84 - 140/84 = 294 - 140/84 = 154/84 - After reducing the fraction, the answer is 11/6
- In mixed form: 15/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/4-70/42 14/8-70/42 14/4-70/84 42/4-70/42 14/12-70/42 70/4-70/42 14/20-70/42 98/4-70/42 14/28-70/42