Add 45/36 and 90/3
1st number: 1 9/36, 2nd number: 30 0/3
45/36 + 90/3 is 125/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 3 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
45/36 = 45 × 1/36 × 1 = 45/36 - Likewise, for the 2nd fraction, since 3 × 12 = 36,
90/3 = 90 × 12/3 × 12 = 1080/36 - Add the two like fractions:
45/36 + 1080/36 = 45 + 1080/36 = 1125/36 - 1125/36 simplified gives 125/4
- So, 45/36 + 90/3 = 125/4
In mixed form: 311/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/36+90/3 45/72+90/3 45/36+90/6 45/36+90/9 45/36+90/15 45/36+90/21