Add 90/2 and 18/90
1st number: 45 0/2, 2nd number: 18/90
90/2 + 18/90 is 226/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 2 × 45 = 90,
90/2 = 90 × 45/2 × 45 = 4050/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
18/90 = 18 × 1/90 × 1 = 18/90 - Add the two like fractions:
4050/90 + 18/90 = 4050 + 18/90 = 4068/90 - 4068/90 simplified gives 226/5
- So, 90/2 + 18/90 = 226/5
In mixed form: 451/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/2+36/90 90/4+18/90 90/2+54/90 90/6+18/90 90/10+18/90 90/14+18/90