Add 30/4 and 81/75
1st number: 7 2/4, 2nd number: 1 6/75
30/4 + 81/75 is 429/50.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 4 × 75 = 300,
30/4 = 30 × 75/4 × 75 = 2250/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
81/75 = 81 × 4/75 × 4 = 324/300 - Add the two like fractions:
2250/300 + 324/300 = 2250 + 324/300 = 2574/300 - 2574/300 simplified gives 429/50
- So, 30/4 + 81/75 = 429/50
In mixed form: 829/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/4+81/75 30/8+81/75 90/4+81/75 30/12+81/75 30/20+81/75 30/28+81/75