Subtract 70/63 from 3/2
1st number: 1 1/2, 2nd number: 1 7/63
3/2 - 70/63 is 7/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 2 × 63 = 126,
3/2 = 3 × 63/2 × 63 = 189/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
70/63 = 70 × 2/63 × 2 = 140/126 - Subtract the two like fractions:
189/126 - 140/126 = 189 - 140/126 = 49/126 - After reducing the fraction, the answer is 7/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/2-70/63 3/4-70/63 9/2-70/63 3/6-70/63 15/2-70/63 3/10-70/63 21/2-70/63 3/14-70/63