Add 4/12 and 36/40
4/12 + 36/40 is 37/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 12 × 10 = 120,
4/12 = 4 × 10/12 × 10 = 40/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
36/40 = 36 × 3/40 × 3 = 108/120 - Add the two like fractions:
40/120 + 108/120 = 40 + 108/120 = 148/120 - 148/120 simplified gives 37/30
- So, 4/12 + 36/40 = 37/30
In mixed form: 17/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/12+36/40 4/12+72/40 4/24+36/40 4/12+36/80 4/36+36/40 20/12+36/40 4/60+36/40 28/12+36/40 4/84+36/40