Subtract 60/63 from 70/18
1st number: 3 16/18, 2nd number: 60/63
70/18 - 60/63 is 185/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
70/18 = 70 × 7/18 × 7 = 490/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
60/63 = 60 × 2/63 × 2 = 120/126 - Subtract the two like fractions:
490/126 - 120/126 = 490 - 120/126 = 370/126 - After reducing the fraction, the answer is 185/63
- In mixed form: 259/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/36-60/63 70/54-60/63 70/90-60/63