Add 5/14 and 40/30
1st number: 5/14, 2nd number: 1 10/30
5/14 + 40/30 is 71/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 14 × 15 = 210,
5/14 = 5 × 15/14 × 15 = 75/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
40/30 = 40 × 7/30 × 7 = 280/210 - Add the two like fractions:
75/210 + 280/210 = 75 + 280/210 = 355/210 - 355/210 simplified gives 71/42
- So, 5/14 + 40/30 = 71/42
In mixed form: 129/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/14+40/30 5/14+80/30 5/28+40/30 5/14+40/60 15/14+40/30 5/42+40/30 5/14+40/90 25/14+40/30 5/70+40/30 35/14+40/30 5/98+40/30