Add 14/90 and 40/14
1st number: 14/90, 2nd number: 2 12/14
14/90 + 40/14 is 949/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 14 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
14/90 = 14 × 7/90 × 7 = 98/630 - Likewise, for the 2nd fraction, since 14 × 45 = 630,
40/14 = 40 × 45/14 × 45 = 1800/630 - Add the two like fractions:
98/630 + 1800/630 = 98 + 1800/630 = 1898/630 - 1898/630 simplified gives 949/315
- So, 14/90 + 40/14 = 949/315
In mixed form: 34/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/90+40/14 14/90+80/14 14/90+40/28 42/90+40/14 14/90+40/42 70/90+40/14 14/90+40/70 98/90+40/14 14/90+40/98