Add 10/30 and 84/4
1st number: 10/30, 2nd number: 21 0/4
10/30 + 84/4 is 64/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 4 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
10/30 = 10 × 2/30 × 2 = 20/60 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
84/4 = 84 × 15/4 × 15 = 1260/60 - Add the two like fractions:
20/60 + 1260/60 = 20 + 1260/60 = 1280/60 - 1280/60 simplified gives 64/3
- So, 10/30 + 84/4 = 64/3
In mixed form: 211/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/30+84/4 10/60+84/4 10/30+84/8 10/90+84/4 10/30+84/12 50/30+84/4 10/30+84/20 70/30+84/4 10/30+84/28