Add 7/2 and 7/40
1st number: 3 1/2, 2nd number: 7/40
7/2 + 7/40 is 147/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 2 × 20 = 40,
7/2 = 7 × 20/2 × 20 = 140/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
7/40 = 7 × 1/40 × 1 = 7/40 - Add the two like fractions:
140/40 + 7/40 = 140 + 7/40 = 147/40 - So, 7/2 + 7/40 = 147/40
In mixed form: 327/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/2+7/40 7/2+14/40 7/4+7/40 7/2+7/80 21/2+7/40 7/2+21/40 7/6+7/40 35/2+7/40 7/2+35/40 7/10+7/40 49/2+7/40 7/2+49/40 7/14+7/40