Add 45/36 and 12/4
1st number: 1 9/36, 2nd number: 3 0/4
45/36 + 12/4 is 17/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 4 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 4 × 9 = 36,
12/4 = 12 × 9/4 × 9 = 108/36 - Add the two like fractions:
45/36 + 108/36 = 45 + 108/36 = 153/36 - 153/36 simplified gives 17/4
- So, 45/36 + 12/4 = 17/4
In mixed form: 41/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/36+12/4 45/36+24/4 45/72+12/4 45/36+12/8 45/36+36/4 45/36+60/4 45/36+12/20 45/36+84/4 45/36+12/28