Subtract 4/10 from 70/49
1st number: 1 21/49, 2nd number: 4/10
70/49 - 4/10 is 36/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 10 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 49 × 10 = 490,
70/49 = 70 × 10/49 × 10 = 700/490 - Likewise, for the 2nd fraction, since 10 × 49 = 490,
4/10 = 4 × 49/10 × 49 = 196/490 - Subtract the two like fractions:
700/490 - 196/490 = 700 - 196/490 = 504/490 - After reducing the fraction, the answer is 36/35
- In mixed form: 11/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/49-8/10 70/98-4/10 70/49-4/20 70/49-12/10 70/49-4/30 70/49-20/10 70/49-4/50 70/49-28/10 70/49-4/70