Add 40/54 and 16/15
1st number: 40/54, 2nd number: 1 1/15
40/54 + 16/15 is 244/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 15 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
40/54 = 40 × 5/54 × 5 = 200/270 - Likewise, for the 2nd fraction, since 15 × 18 = 270,
16/15 = 16 × 18/15 × 18 = 288/270 - Add the two like fractions:
200/270 + 288/270 = 200 + 288/270 = 488/270 - 488/270 simplified gives 244/135
- So, 40/54 + 16/15 = 244/135
In mixed form: 1109/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/54+16/15 40/54+32/15 40/54+16/30 40/54+48/15 40/54+16/45 40/54+80/15 40/54+16/75