Add 70/15 and 45/25
1st number: 4 10/15, 2nd number: 1 20/25
70/15 + 45/25 is 97/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 25 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 15 × 5 = 75,
70/15 = 70 × 5/15 × 5 = 350/75 - Likewise, for the 2nd fraction, since 25 × 3 = 75,
45/25 = 45 × 3/25 × 3 = 135/75 - Add the two like fractions:
350/75 + 135/75 = 350 + 135/75 = 485/75 - 485/75 simplified gives 97/15
- So, 70/15 + 45/25 = 97/15
In mixed form: 67/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/15+90/25 70/30+45/25 70/15+45/50 70/45+45/25 70/15+45/75 70/75+45/25