Add 12/90 and 63/49
1st number: 12/90, 2nd number: 1 14/49
12/90 + 63/49 is 149/105.
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,
12/90 = 12 × 49/90 × 49 = 588/4410 - Likewise, for the 2nd fraction, since 49 × 90 = 4410,
63/49 = 63 × 90/49 × 90 = 5670/4410 - Add the two like fractions:
588/4410 + 5670/4410 = 588 + 5670/4410 = 6258/4410 - 6258/4410 simplified gives 149/105
- So, 12/90 + 63/49 = 149/105
In mixed form: 144/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/90+63/49 12/90+63/98 36/90+63/49 60/90+63/49 84/90+63/49