Add 7/4 and 14/40
1st number: 1 3/4, 2nd number: 14/40
7/4 + 14/40 is 21/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 4 × 10 = 40,
7/4 = 7 × 10/4 × 10 = 70/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
14/40 = 14 × 1/40 × 1 = 14/40 - Add the two like fractions:
70/40 + 14/40 = 70 + 14/40 = 84/40 - 84/40 simplified gives 21/10
- So, 7/4 + 14/40 = 21/10
In mixed form: 21/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/4+14/40 7/4+28/40 7/8+14/40 7/4+14/80 21/4+14/40 7/4+42/40 7/12+14/40 35/4+14/40 7/4+70/40 7/20+14/40 49/4+14/40 7/4+98/40 7/28+14/40