Add 45/40 and 56/35
1st number: 1 5/40, 2nd number: 1 21/35
45/40 + 56/35 is 109/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 35 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
45/40 = 45 × 7/40 × 7 = 315/280 - Likewise, for the 2nd fraction, since 35 × 8 = 280,
56/35 = 56 × 8/35 × 8 = 448/280 - Add the two like fractions:
315/280 + 448/280 = 315 + 448/280 = 763/280 - 763/280 simplified gives 109/40
- So, 45/40 + 56/35 = 109/40
In mixed form: 229/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/40+56/35 45/80+56/35 45/40+56/70