Add 54/14 and 30/45
1st number: 3 12/14, 2nd number: 30/45
54/14 + 30/45 is 95/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 45 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 14 × 45 = 630,
54/14 = 54 × 45/14 × 45 = 2430/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
30/45 = 30 × 14/45 × 14 = 420/630 - Add the two like fractions:
2430/630 + 420/630 = 2430 + 420/630 = 2850/630 - 2850/630 simplified gives 95/21
- So, 54/14 + 30/45 = 95/21
In mixed form: 411/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/14+60/45 54/28+30/45 54/14+30/90 54/14+90/45 54/42+30/45 54/70+30/45 54/98+30/45