Add 90/36 and 14/45
1st number: 2 18/36, 2nd number: 14/45
90/36 + 14/45 is 253/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
90/36 = 90 × 5/36 × 5 = 450/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
14/45 = 14 × 4/45 × 4 = 56/180 - Add the two like fractions:
450/180 + 56/180 = 450 + 56/180 = 506/180 - 506/180 simplified gives 253/90
- So, 90/36 + 14/45 = 253/90
In mixed form: 273/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/36+28/45 90/72+14/45 90/36+14/90 90/36+42/45 90/36+70/45 90/36+98/45