Add 30/14 and 36/90
1st number: 2 2/14, 2nd number: 36/90
30/14 + 36/90 is 89/35.
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,
30/14 = 30 × 45/14 × 45 = 1350/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
36/90 = 36 × 7/90 × 7 = 252/630 - Add the two like fractions:
1350/630 + 252/630 = 1350 + 252/630 = 1602/630 - 1602/630 simplified gives 89/35
- So, 30/14 + 36/90 = 89/35
In mixed form: 219/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/14+36/90 30/14+72/90 30/28+36/90 90/14+36/90 30/42+36/90 30/70+36/90 30/98+36/90