Add 15/10 and 40/27
1st number: 1 5/10, 2nd number: 1 13/27
15/10 + 40/27 is 161/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 27 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 10 × 27 = 270,
15/10 = 15 × 27/10 × 27 = 405/270 - Likewise, for the 2nd fraction, since 27 × 10 = 270,
40/27 = 40 × 10/27 × 10 = 400/270 - Add the two like fractions:
405/270 + 400/270 = 405 + 400/270 = 805/270 - 805/270 simplified gives 161/54
- So, 15/10 + 40/27 = 161/54
In mixed form: 253/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/10+40/27 15/10+80/27 15/20+40/27 15/10+40/54 45/10+40/27 15/30+40/27 15/10+40/81 75/10+40/27 15/50+40/27 15/70+40/27