Add 40/5 and 15/56
1st number: 8 0/5, 2nd number: 15/56
40/5 + 15/56 is 463/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 5 × 56 = 280,
40/5 = 40 × 56/5 × 56 = 2240/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
15/56 = 15 × 5/56 × 5 = 75/280 - Add the two like fractions:
2240/280 + 75/280 = 2240 + 75/280 = 2315/280 - 2315/280 simplified gives 463/56
- So, 40/5 + 15/56 = 463/56
In mixed form: 815/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/5+15/56 40/5+30/56 40/10+15/56 40/5+45/56 40/15+15/56 40/5+75/56 40/25+15/56 40/35+15/56