Add 45/49 and 70/18
1st number: 45/49, 2nd number: 3 16/18
45/49 + 70/18 is 2120/441.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 18 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 49 × 18 = 882,
45/49 = 45 × 18/49 × 18 = 810/882 - Likewise, for the 2nd fraction, since 18 × 49 = 882,
70/18 = 70 × 49/18 × 49 = 3430/882 - Add the two like fractions:
810/882 + 3430/882 = 810 + 3430/882 = 4240/882 - 4240/882 simplified gives 2120/441
- So, 45/49 + 70/18 = 2120/441
In mixed form: 4356/441
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/49+70/18 45/98+70/18 45/49+70/36 45/49+70/54 45/49+70/90