Add 3/40 and 10/5
1st number: 3/40, 2nd number: 2 0/5
3/40 + 10/5 is 83/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 5 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
3/40 = 3 × 1/40 × 1 = 3/40 - Likewise, for the 2nd fraction, since 5 × 8 = 40,
10/5 = 10 × 8/5 × 8 = 80/40 - Add the two like fractions:
3/40 + 80/40 = 3 + 80/40 = 83/40 - So, 3/40 + 10/5 = 83/40
In mixed form: 23/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/40+10/5 3/40+20/5 3/80+10/5 9/40+10/5 3/40+30/5 3/40+10/15 15/40+10/5 3/40+50/5 3/40+10/25 21/40+10/5 3/40+70/5 3/40+10/35