Add 14/90 and 72/49
1st number: 14/90, 2nd number: 1 23/49
14/90 + 72/49 is 3583/2205.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 49 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 90 × 49 = 4410,
14/90 = 14 × 49/90 × 49 = 686/4410 - Likewise, for the 2nd fraction, since 49 × 90 = 4410,
72/49 = 72 × 90/49 × 90 = 6480/4410 - Add the two like fractions:
686/4410 + 6480/4410 = 686 + 6480/4410 = 7166/4410 - 7166/4410 simplified gives 3583/2205
- So, 14/90 + 72/49 = 3583/2205
In mixed form: 11378/2205
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/90+72/49 14/90+72/98 42/90+72/49 70/90+72/49 98/90+72/49