Add 45/49 and 56/90
45/49 + 56/90 is 3397/2205.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 90 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 49 × 90 = 4410,
45/49 = 45 × 90/49 × 90 = 4050/4410 - Likewise, for the 2nd fraction, since 90 × 49 = 4410,
56/90 = 56 × 49/90 × 49 = 2744/4410 - Add the two like fractions:
4050/4410 + 2744/4410 = 4050 + 2744/4410 = 6794/4410 - 6794/4410 simplified gives 3397/2205
- So, 45/49 + 56/90 = 3397/2205
In mixed form: 11192/2205
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/49+56/90 45/98+56/90