Add 9/4 and 90/14
1st number: 2 1/4, 2nd number: 6 6/14
9/4 + 90/14 is 243/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 14 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
9/4 = 9 × 7/4 × 7 = 63/28 - Likewise, for the 2nd fraction, since 14 × 2 = 28,
90/14 = 90 × 2/14 × 2 = 180/28 - Add the two like fractions:
63/28 + 180/28 = 63 + 180/28 = 243/28 - So, 9/4 + 90/14 = 243/28
In mixed form: 819/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/4+90/14 9/8+90/14 9/4+90/28 27/4+90/14 9/12+90/14 9/4+90/42 45/4+90/14 9/20+90/14 9/4+90/70 63/4+90/14 9/28+90/14 9/4+90/98