Add 10/40 and 70/54
1st number: 10/40, 2nd number: 1 16/54
10/40 + 70/54 is 167/108.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 54 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 40 × 27 = 1080,
10/40 = 10 × 27/40 × 27 = 270/1080 - Likewise, for the 2nd fraction, since 54 × 20 = 1080,
70/54 = 70 × 20/54 × 20 = 1400/1080 - Add the two like fractions:
270/1080 + 1400/1080 = 270 + 1400/1080 = 1670/1080 - 1670/1080 simplified gives 167/108
- So, 10/40 + 70/54 = 167/108
In mixed form: 159/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/40+70/54 10/80+70/54 30/40+70/54 50/40+70/54 70/40+70/54