Add 75/4 and 7/45
1st number: 18 3/4, 2nd number: 7/45
75/4 + 7/45 is 3403/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 4 × 45 = 180,
75/4 = 75 × 45/4 × 45 = 3375/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
7/45 = 7 × 4/45 × 4 = 28/180 - Add the two like fractions:
3375/180 + 28/180 = 3375 + 28/180 = 3403/180 - So, 75/4 + 7/45 = 3403/180
In mixed form: 18163/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/4+14/45 75/8+7/45 75/4+7/90 75/4+21/45 75/12+7/45 75/4+35/45 75/20+7/45 75/4+49/45 75/28+7/45