Add 70/45 and 50/15
1st number: 1 25/45, 2nd number: 3 5/15
70/45 + 50/15 is 44/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 15 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
70/45 = 70 × 1/45 × 1 = 70/45 - Likewise, for the 2nd fraction, since 15 × 3 = 45,
50/15 = 50 × 3/15 × 3 = 150/45 - Add the two like fractions:
70/45 + 150/45 = 70 + 150/45 = 220/45 - 220/45 simplified gives 44/9
- So, 70/45 + 50/15 = 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: 70/90+50/15 70/45+50/30 70/45+50/45 70/45+50/75