Add 4/40 and 30/27
1st number: 4/40, 2nd number: 1 3/27
4/40 + 30/27 is 109/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 27 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 40 × 27 = 1080,
4/40 = 4 × 27/40 × 27 = 108/1080 - Likewise, for the 2nd fraction, since 27 × 40 = 1080,
30/27 = 30 × 40/27 × 40 = 1200/1080 - Add the two like fractions:
108/1080 + 1200/1080 = 108 + 1200/1080 = 1308/1080 - 1308/1080 simplified gives 109/90
- So, 4/40 + 30/27 = 109/90
In mixed form: 119/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/40+30/27 4/40+60/27 4/80+30/27 4/40+30/54 12/40+30/27 4/40+90/27 4/40+30/81 20/40+30/27 28/40+30/27