Add 30/25 and 56/40
1st number: 1 5/25, 2nd number: 1 16/40
30/25 + 56/40 is 13/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 40 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 25 × 8 = 200,
30/25 = 30 × 8/25 × 8 = 240/200 - Likewise, for the 2nd fraction, since 40 × 5 = 200,
56/40 = 56 × 5/40 × 5 = 280/200 - Add the two like fractions:
240/200 + 280/200 = 240 + 280/200 = 520/200 - 520/200 simplified gives 13/5
- So, 30/25 + 56/40 = 13/5
In mixed form: 23/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/25+56/40 30/50+56/40 30/25+56/80 90/25+56/40 30/75+56/40