Add 54/90 and 36/7
1st number: 54/90, 2nd number: 5 1/7
54/90 + 36/7 is 201/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 7 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
54/90 = 54 × 7/90 × 7 = 378/630 - Likewise, for the 2nd fraction, since 7 × 90 = 630,
36/7 = 36 × 90/7 × 90 = 3240/630 - Add the two like fractions:
378/630 + 3240/630 = 378 + 3240/630 = 3618/630 - 3618/630 simplified gives 201/35
- So, 54/90 + 36/7 = 201/35
In mixed form: 526/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/90+72/7 54/90+36/14 54/90+36/21 54/90+36/35 54/90+36/49