Add 5/4 and 6/90
1st number: 1 1/4, 2nd number: 6/90
5/4 + 6/90 is 79/60.
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,
5/4 = 5 × 45/4 × 45 = 225/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
6/90 = 6 × 2/90 × 2 = 12/180 - Add the two like fractions:
225/180 + 12/180 = 225 + 12/180 = 237/180 - 237/180 simplified gives 79/60
- So, 5/4 + 6/90 = 79/60
In mixed form: 119/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/4+6/90 5/4+12/90 5/8+6/90 15/4+6/90 5/4+18/90 5/12+6/90 25/4+6/90 5/4+30/90 5/20+6/90 35/4+6/90 5/4+42/90 5/28+6/90