Add 40/5 and 12/56
1st number: 8 0/5, 2nd number: 12/56
40/5 + 12/56 is 115/14.
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,
12/56 = 12 × 5/56 × 5 = 60/280 - Add the two like fractions:
2240/280 + 60/280 = 2240 + 60/280 = 2300/280 - 2300/280 simplified gives 115/14
- So, 40/5 + 12/56 = 115/14
In mixed form: 83/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/5+12/56 40/5+24/56 40/10+12/56 40/5+36/56 40/15+12/56 40/5+60/56 40/25+12/56 40/5+84/56 40/35+12/56