Add 98/40 and 40/14
1st number: 2 18/40, 2nd number: 2 12/14
98/40 + 40/14 is 743/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 14 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
98/40 = 98 × 7/40 × 7 = 686/280 - Likewise, for the 2nd fraction, since 14 × 20 = 280,
40/14 = 40 × 20/14 × 20 = 800/280 - Add the two like fractions:
686/280 + 800/280 = 686 + 800/280 = 1486/280 - 1486/280 simplified gives 743/140
- So, 98/40 + 40/14 = 743/140
In mixed form: 543/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/40+80/14 98/80+40/14 98/40+40/28 98/40+40/42 98/40+40/70 98/40+40/98