Add 30/4 and 72/75
1st number: 7 2/4, 2nd number: 72/75
30/4 + 72/75 is 423/50.
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,
72/75 = 72 × 4/75 × 4 = 288/300 - Add the two like fractions:
2250/300 + 288/300 = 2250 + 288/300 = 2538/300 - 2538/300 simplified gives 423/50
- So, 30/4 + 72/75 = 423/50
In mixed form: 823/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/4+72/75 30/8+72/75 90/4+72/75 30/12+72/75 30/20+72/75 30/28+72/75