Add 90/49 and 75/70
1st number: 1 41/49, 2nd number: 1 5/70
90/49 + 75/70 is 285/98.
Steps for adding 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,
90/49 = 90 × 10/49 × 10 = 900/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
75/70 = 75 × 7/70 × 7 = 525/490 - Add the two like fractions:
900/490 + 525/490 = 900 + 525/490 = 1425/490 - 1425/490 simplified gives 285/98
- So, 90/49 + 75/70 = 285/98
In mixed form: 289/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/98+75/70