Add 10/84 and 10/4
1st number: 10/84, 2nd number: 2 2/4
10/84 + 10/4 is 55/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 4 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
10/84 = 10 × 1/84 × 1 = 10/84 - Likewise, for the 2nd fraction, since 4 × 21 = 84,
10/4 = 10 × 21/4 × 21 = 210/84 - Add the two like fractions:
10/84 + 210/84 = 10 + 210/84 = 220/84 - 220/84 simplified gives 55/21
- So, 10/84 + 10/4 = 55/21
In mixed form: 213/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/84+10/4 10/84+20/4 10/84+10/8 30/84+10/4 10/84+30/4 10/84+10/12 50/84+10/4 10/84+50/4 10/84+10/20 70/84+10/4 10/84+70/4 10/84+10/28