Add 49/90 and 45/49
49/90 + 45/49 is 6451/4410.
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,
49/90 = 49 × 49/90 × 49 = 2401/4410 - Likewise, for the 2nd fraction, since 49 × 90 = 4410,
45/49 = 45 × 90/49 × 90 = 4050/4410 - Add the two like fractions:
2401/4410 + 4050/4410 = 2401 + 4050/4410 = 6451/4410 - So, 49/90 + 45/49 = 6451/4410
In mixed form: 12041/4410
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/90+45/49 49/90+90/49 49/90+45/98