Add 45/24 and 56/35
1st number: 1 21/24, 2nd number: 1 21/35
45/24 + 56/35 is 139/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 35 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 35 × 24 = 840,
56/35 = 56 × 24/35 × 24 = 1344/840 - Add the two like fractions:
1575/840 + 1344/840 = 1575 + 1344/840 = 2919/840 - 2919/840 simplified gives 139/40
- So, 45/24 + 56/35 = 139/40
In mixed form: 319/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/24+56/35 45/48+56/35 45/24+56/70 45/72+56/35