Add 15/70 and 63/24
1st number: 15/70, 2nd number: 2 15/24
15/70 + 63/24 is 159/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 24 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 70 × 12 = 840,
15/70 = 15 × 12/70 × 12 = 180/840 - Likewise, for the 2nd fraction, since 24 × 35 = 840,
63/24 = 63 × 35/24 × 35 = 2205/840 - Add the two like fractions:
180/840 + 2205/840 = 180 + 2205/840 = 2385/840 - 2385/840 simplified gives 159/56
- So, 15/70 + 63/24 = 159/56
In mixed form: 247/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/70+63/24 15/70+63/48 45/70+63/24 15/70+63/72 75/70+63/24