Subtract 5/70 from 63/12
1st number: 5 3/12, 2nd number: 5/70
63/12 - 5/70 is 145/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 70 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 12 × 35 = 420,
63/12 = 63 × 35/12 × 35 = 2205/420 - Likewise, for the 2nd fraction, since 70 × 6 = 420,
5/70 = 5 × 6/70 × 6 = 30/420 - Subtract the two like fractions:
2205/420 - 30/420 = 2205 - 30/420 = 2175/420 - After reducing the fraction, the answer is 145/28
- In mixed form: 55/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/12-10/70 63/24-5/70 63/12-15/70 63/36-5/70 63/12-25/70 63/60-5/70 63/12-35/70 63/84-5/70