Add 15/10 and 70/54
1st number: 1 5/10, 2nd number: 1 16/54
15/10 + 70/54 is 151/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 54 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 54 × 5 = 270,
70/54 = 70 × 5/54 × 5 = 350/270 - Add the two like fractions:
405/270 + 350/270 = 405 + 350/270 = 755/270 - 755/270 simplified gives 151/54
- So, 15/10 + 70/54 = 151/54
In mixed form: 243/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/10+70/54 15/20+70/54 45/10+70/54 15/30+70/54 75/10+70/54 15/50+70/54 15/70+70/54