Subtract 12/70 from 63/49
1st number: 1 14/49, 2nd number: 12/70
63/49 - 12/70 is 39/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 70 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 49 × 10 = 490,
63/49 = 63 × 10/49 × 10 = 630/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
12/70 = 12 × 7/70 × 7 = 84/490 - Subtract the two like fractions:
630/490 - 84/490 = 630 - 84/490 = 546/490 - After reducing the fraction, the answer is 39/35
- In mixed form: 14/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/49-24/70 63/98-12/70 63/49-36/70 63/49-60/70 63/49-84/70