Subtract 63/45 from 70/2
1st number: 35 0/2, 2nd number: 1 18/45
70/2 - 63/45 is 168/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 2 × 45 = 90,
70/2 = 70 × 45/2 × 45 = 3150/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
63/45 = 63 × 2/45 × 2 = 126/90 - Subtract the two like fractions:
3150/90 - 126/90 = 3150 - 126/90 = 3024/90 - After reducing the fraction, the answer is 168/5
- In mixed form: 333/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/4-63/45 70/2-63/90 70/6-63/45 70/10-63/45 70/14-63/45