Add 70/15 and 24/80
1st number: 4 10/15, 2nd number: 24/80
70/15 + 24/80 is 149/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
70/15 = 70 × 16/15 × 16 = 1120/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
24/80 = 24 × 3/80 × 3 = 72/240 - Add the two like fractions:
1120/240 + 72/240 = 1120 + 72/240 = 1192/240 - 1192/240 simplified gives 149/30
- So, 70/15 + 24/80 = 149/30
In mixed form: 429/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/15+48/80 70/30+24/80 70/15+72/80 70/45+24/80 70/75+24/80