Add 4/40 and 20/36
4/40 + 20/36 is 59/90.
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,
4/40 = 4 × 9/40 × 9 = 36/360 - Likewise, for the 2nd fraction, since 36 × 10 = 360,
20/36 = 20 × 10/36 × 10 = 200/360 - Add the two like fractions:
36/360 + 200/360 = 36 + 200/360 = 236/360 - 236/360 simplified gives 59/90
- So, 4/40 + 20/36 = 59/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/40+20/36 4/40+40/36 4/80+20/36 4/40+20/72 12/40+20/36 4/40+60/36 20/40+20/36 28/40+20/36