Add 24/15 and 54/70
1st number: 1 9/15, 2nd number: 54/70
24/15 + 54/70 is 83/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
24/15 = 24 × 14/15 × 14 = 336/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
54/70 = 54 × 3/70 × 3 = 162/210 - Add the two like fractions:
336/210 + 162/210 = 336 + 162/210 = 498/210 - 498/210 simplified gives 83/35
- So, 24/15 + 54/70 = 83/35
In mixed form: 213/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/15+54/70 24/30+54/70 72/15+54/70 24/45+54/70 24/75+54/70