Add 21/10 and 36/6
1st number: 2 1/10, 2nd number: 6 0/6
21/10 + 36/6 is 81/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 6 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
21/10 = 21 × 3/10 × 3 = 63/30 - Likewise, for the 2nd fraction, since 6 × 5 = 30,
36/6 = 36 × 5/6 × 5 = 180/30 - Add the two like fractions:
63/30 + 180/30 = 63 + 180/30 = 243/30 - 243/30 simplified gives 81/10
- So, 21/10 + 36/6 = 81/10
In mixed form: 81/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/10+36/6 21/10+72/6 21/20+36/6 21/10+36/12 63/10+36/6 21/30+36/6 21/10+36/18 21/50+36/6 21/10+36/30 21/70+36/6 21/10+36/42