Add 49/14 and 15/90
1st number: 3 7/14, 2nd number: 15/90
49/14 + 15/90 is 11/3.
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,
49/14 = 49 × 45/14 × 45 = 2205/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
15/90 = 15 × 7/90 × 7 = 105/630 - Add the two like fractions:
2205/630 + 105/630 = 2205 + 105/630 = 2310/630 - 2310/630 simplified gives 11/3
- So, 49/14 + 15/90 = 11/3
In mixed form: 32/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/14+15/90 49/14+30/90 49/28+15/90 49/14+45/90 49/42+15/90 49/14+75/90 49/70+15/90 49/98+15/90