Add 2/45 and 56/40
1st number: 2/45, 2nd number: 1 16/40
2/45 + 56/40 is 13/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 45 × 8 = 360,
2/45 = 2 × 8/45 × 8 = 16/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
56/40 = 56 × 9/40 × 9 = 504/360 - Add the two like fractions:
16/360 + 504/360 = 16 + 504/360 = 520/360 - 520/360 simplified gives 13/9
- So, 2/45 + 56/40 = 13/9
In mixed form: 14/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/45+56/40 2/90+56/40 2/45+56/80 6/45+56/40 10/45+56/40 14/45+56/40