Subtract 8/63 from 70/4
1st number: 17 2/4, 2nd number: 8/63
70/4 - 8/63 is 2189/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 4 × 63 = 252,
70/4 = 70 × 63/4 × 63 = 4410/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
8/63 = 8 × 4/63 × 4 = 32/252 - Subtract the two like fractions:
4410/252 - 32/252 = 4410 - 32/252 = 4378/252 - After reducing the fraction, the answer is 2189/126
- In mixed form: 1747/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/4-16/63 70/8-8/63 70/4-24/63 70/12-8/63 70/4-40/63 70/20-8/63 70/4-56/63 70/28-8/63