Add 45/70 and 27/24
1st number: 45/70, 2nd number: 1 3/24
45/70 + 27/24 is 99/56.
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,
45/70 = 45 × 12/70 × 12 = 540/840 - Likewise, for the 2nd fraction, since 24 × 35 = 840,
27/24 = 27 × 35/24 × 35 = 945/840 - Add the two like fractions:
540/840 + 945/840 = 540 + 945/840 = 1485/840 - 1485/840 simplified gives 99/56
- So, 45/70 + 27/24 = 99/56
In mixed form: 143/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/70+27/24 45/70+54/24 45/70+27/48 45/70+81/24 45/70+27/72