Add 56/45 and 7/40
1st number: 1 11/45, 2nd number: 7/40
56/45 + 7/40 is 511/360.
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,
56/45 = 56 × 8/45 × 8 = 448/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
7/40 = 7 × 9/40 × 9 = 63/360 - Add the two like fractions:
448/360 + 63/360 = 448 + 63/360 = 511/360 - So, 56/45 + 7/40 = 511/360
In mixed form: 1151/360
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/45+14/40 56/90+7/40 56/45+7/80 56/45+21/40 56/45+35/40 56/45+49/40