Add 36/12 and 12/45
1st number: 3 0/12, 2nd number: 12/45
36/12 + 12/45 is 49/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 12 × 15 = 180,
36/12 = 36 × 15/12 × 15 = 540/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
12/45 = 12 × 4/45 × 4 = 48/180 - Add the two like fractions:
540/180 + 48/180 = 540 + 48/180 = 588/180 - 588/180 simplified gives 49/15
- So, 36/12 + 12/45 = 49/15
In mixed form: 34/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/12+12/45 36/12+24/45 36/24+12/45 36/12+12/90 36/12+36/45 36/12+60/45 36/60+12/45 36/12+84/45 36/84+12/45