Add 4/90 and 84/49
1st number: 4/90, 2nd number: 1 35/49
4/90 + 84/49 is 554/315.
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,
4/90 = 4 × 49/90 × 49 = 196/4410 - Likewise, for the 2nd fraction, since 49 × 90 = 4410,
84/49 = 84 × 90/49 × 90 = 7560/4410 - Add the two like fractions:
196/4410 + 7560/4410 = 196 + 7560/4410 = 7756/4410 - 7756/4410 simplified gives 554/315
- So, 4/90 + 84/49 = 554/315
In mixed form: 1239/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/90+84/49 4/90+84/98 12/90+84/49 20/90+84/49 28/90+84/49