Add 30/4 and 84/16
1st number: 7 2/4, 2nd number: 5 4/16
30/4 + 84/16 is 51/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 16 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 4 × 4 = 16,
30/4 = 30 × 4/4 × 4 = 120/16 - Likewise, for the 2nd fraction, since 16 × 1 = 16,
84/16 = 84 × 1/16 × 1 = 84/16 - Add the two like fractions:
120/16 + 84/16 = 120 + 84/16 = 204/16 - 204/16 simplified gives 51/4
- So, 30/4 + 84/16 = 51/4
In mixed form: 123/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/4+84/16 30/8+84/16 30/4+84/32 90/4+84/16 30/12+84/16 30/4+84/48 30/20+84/16 30/4+84/80 30/28+84/16