Add 90/14 and 54/90
1st number: 6 6/14, 2nd number: 54/90
90/14 + 54/90 is 246/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 14 × 45 = 630,
90/14 = 90 × 45/14 × 45 = 4050/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
54/90 = 54 × 7/90 × 7 = 378/630 - Add the two like fractions:
4050/630 + 378/630 = 4050 + 378/630 = 4428/630 - 4428/630 simplified gives 246/35
- So, 90/14 + 54/90 = 246/35
In mixed form: 71/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/28+54/90 90/42+54/90 90/70+54/90 90/98+54/90