Add 70/15 and 12/54
1st number: 4 10/15, 2nd number: 12/54
70/15 + 12/54 is 44/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 15 × 18 = 270,
70/15 = 70 × 18/15 × 18 = 1260/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
12/54 = 12 × 5/54 × 5 = 60/270 - Add the two like fractions:
1260/270 + 60/270 = 1260 + 60/270 = 1320/270 - 1320/270 simplified gives 44/9
- So, 70/15 + 12/54 = 44/9
In mixed form: 48/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/15+24/54 70/30+12/54 70/15+36/54 70/45+12/54 70/15+60/54 70/75+12/54 70/15+84/54