Subtract 70/63 from 4/6
1st number: 4/6, 2nd number: 1 7/63
4/6 - 70/63 is -4/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 6 × 21 = 126,
4/6 = 4 × 21/6 × 21 = 84/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
70/63 = 70 × 2/63 × 2 = 140/126 - Subtract the two like fractions:
84/126 - 140/126 = 84 - 140/126 = -56/126 - After reducing the fraction, the answer is -4/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/6-70/63 4/12-70/63 12/6-70/63 4/18-70/63 20/6-70/63 4/30-70/63 28/6-70/63 4/42-70/63