Add 45/49 and 7/70
45/49 + 7/70 is 499/490.
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,
45/49 = 45 × 10/49 × 10 = 450/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
7/70 = 7 × 7/70 × 7 = 49/490 - Add the two like fractions:
450/490 + 49/490 = 450 + 49/490 = 499/490 - So, 45/49 + 7/70 = 499/490
In mixed form: 19/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/49+7/70 45/49+14/70 45/98+7/70 45/49+21/70 45/49+35/70 45/49+49/70