Add 10/4 and 36/21
1st number: 2 2/4, 2nd number: 1 15/21
10/4 + 36/21 is 59/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 21 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 4 × 21 = 84,
10/4 = 10 × 21/4 × 21 = 210/84 - Likewise, for the 2nd fraction, since 21 × 4 = 84,
36/21 = 36 × 4/21 × 4 = 144/84 - Add the two like fractions:
210/84 + 144/84 = 210 + 144/84 = 354/84 - 354/84 simplified gives 59/14
- So, 10/4 + 36/21 = 59/14
In mixed form: 43/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/4+36/21 10/4+72/21 10/8+36/21 10/4+36/42 30/4+36/21 10/12+36/21 10/4+36/63 50/4+36/21 10/20+36/21 70/4+36/21 10/28+36/21