Add 84/40 and 30/36
1st number: 2 4/40, 2nd number: 30/36
84/40 + 30/36 is 44/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 36 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
84/40 = 84 × 9/40 × 9 = 756/360 - Likewise, for the 2nd fraction, since 36 × 10 = 360,
30/36 = 30 × 10/36 × 10 = 300/360 - Add the two like fractions:
756/360 + 300/360 = 756 + 300/360 = 1056/360 - 1056/360 simplified gives 44/15
- So, 84/40 + 30/36 = 44/15
In mixed form: 214/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/40+60/36 84/80+30/36 84/40+30/72 84/40+90/36