Add 20/10 and 12/56
1st number: 2 0/10, 2nd number: 12/56
20/10 + 12/56 is 31/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 10 × 28 = 280,
20/10 = 20 × 28/10 × 28 = 560/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
12/56 = 12 × 5/56 × 5 = 60/280 - Add the two like fractions:
560/280 + 60/280 = 560 + 60/280 = 620/280 - 620/280 simplified gives 31/14
- So, 20/10 + 12/56 = 31/14
In mixed form: 23/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/10+12/56 20/10+24/56 60/10+12/56 20/10+36/56 20/30+12/56 20/10+60/56 20/50+12/56 20/10+84/56 20/70+12/56