Subtract 70/63 from 75/4
1st number: 18 3/4, 2nd number: 1 7/63
75/4 - 70/63 is 635/36.
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,
75/4 = 75 × 63/4 × 63 = 4725/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
70/63 = 70 × 4/63 × 4 = 280/252 - Subtract the two like fractions:
4725/252 - 280/252 = 4725 - 280/252 = 4445/252 - After reducing the fraction, the answer is 635/36
- In mixed form: 1723/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/8-70/63 75/12-70/63 75/20-70/63 75/28-70/63