Subtract 16/42 from 70/12
1st number: 5 10/12, 2nd number: 16/42
70/12 - 16/42 is 229/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 42 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
70/12 = 70 × 7/12 × 7 = 490/84 - Likewise, for the 2nd fraction, since 42 × 2 = 84,
16/42 = 16 × 2/42 × 2 = 32/84 - Subtract the two like fractions:
490/84 - 32/84 = 490 - 32/84 = 458/84 - After reducing the fraction, the answer is 229/42
- In mixed form: 519/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/12-32/42 70/24-16/42 70/12-16/84 70/12-48/42 70/36-16/42 70/12-80/42 70/60-16/42 70/84-16/42