Add 5/40 and 84/4
1st number: 5/40, 2nd number: 21 0/4
5/40 + 84/4 is 169/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 4 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
5/40 = 5 × 1/40 × 1 = 5/40 - Likewise, for the 2nd fraction, since 4 × 10 = 40,
84/4 = 84 × 10/4 × 10 = 840/40 - Add the two like fractions:
5/40 + 840/40 = 5 + 840/40 = 845/40 - 845/40 simplified gives 169/8
- So, 5/40 + 84/4 = 169/8
In mixed form: 211/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/40+84/4 5/80+84/4 5/40+84/8 15/40+84/4 5/40+84/12 25/40+84/4 5/40+84/20 35/40+84/4 5/40+84/28