Add 15/18 and 90/49
1st number: 15/18, 2nd number: 1 41/49
15/18 + 90/49 is 785/294.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 49 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 18 × 49 = 882,
15/18 = 15 × 49/18 × 49 = 735/882 - Likewise, for the 2nd fraction, since 49 × 18 = 882,
90/49 = 90 × 18/49 × 18 = 1620/882 - Add the two like fractions:
735/882 + 1620/882 = 735 + 1620/882 = 2355/882 - 2355/882 simplified gives 785/294
- So, 15/18 + 90/49 = 785/294
In mixed form: 2197/294
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/18+90/49 15/36+90/49 15/18+90/98 45/18+90/49 15/54+90/49 75/18+90/49 15/90+90/49