Add 12/15 and 36/56
12/15 + 36/56 is 101/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 15 × 56 = 840,
12/15 = 12 × 56/15 × 56 = 672/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
36/56 = 36 × 15/56 × 15 = 540/840 - Add the two like fractions:
672/840 + 540/840 = 672 + 540/840 = 1212/840 - 1212/840 simplified gives 101/70
- So, 12/15 + 36/56 = 101/70
In mixed form: 131/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/15+36/56 12/15+72/56 12/30+36/56 36/15+36/56 12/45+36/56 60/15+36/56 12/75+36/56 84/15+36/56