Add 15/4 and 14/90
1st number: 3 3/4, 2nd number: 14/90
15/4 + 14/90 is 703/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 4 × 45 = 180,
15/4 = 15 × 45/4 × 45 = 675/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
14/90 = 14 × 2/90 × 2 = 28/180 - Add the two like fractions:
675/180 + 28/180 = 675 + 28/180 = 703/180 - So, 15/4 + 14/90 = 703/180
In mixed form: 3163/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/4+14/90 15/4+28/90 15/8+14/90 45/4+14/90 15/4+42/90 15/12+14/90 75/4+14/90 15/4+70/90 15/20+14/90 15/4+98/90 15/28+14/90