Add 7/4 and 30/75
1st number: 1 3/4, 2nd number: 30/75
7/4 + 30/75 is 43/20.
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,
7/4 = 7 × 75/4 × 75 = 525/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
30/75 = 30 × 4/75 × 4 = 120/300 - Add the two like fractions:
525/300 + 120/300 = 525 + 120/300 = 645/300 - 645/300 simplified gives 43/20
- So, 7/4 + 30/75 = 43/20
In mixed form: 23/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/4+30/75 7/4+60/75 7/8+30/75 21/4+30/75 7/4+90/75 7/12+30/75 35/4+30/75 7/20+30/75 49/4+30/75 7/28+30/75