Add 45/24 and 56/70
1st number: 1 21/24, 2nd number: 56/70
45/24 + 56/70 is 107/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 70 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 24 × 35 = 840,
45/24 = 45 × 35/24 × 35 = 1575/840 - Likewise, for the 2nd fraction, since 70 × 12 = 840,
56/70 = 56 × 12/70 × 12 = 672/840 - Add the two like fractions:
1575/840 + 672/840 = 1575 + 672/840 = 2247/840 - 2247/840 simplified gives 107/40
- So, 45/24 + 56/70 = 107/40
In mixed form: 227/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/24+56/70 45/48+56/70 45/72+56/70