Add 5/25 and 81/8
1st number: 5/25, 2nd number: 10 1/8
5/25 + 81/8 is 413/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 8 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 25 × 8 = 200,
5/25 = 5 × 8/25 × 8 = 40/200 - Likewise, for the 2nd fraction, since 8 × 25 = 200,
81/8 = 81 × 25/8 × 25 = 2025/200 - Add the two like fractions:
40/200 + 2025/200 = 40 + 2025/200 = 2065/200 - 2065/200 simplified gives 413/40
- So, 5/25 + 81/8 = 413/40
In mixed form: 1013/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/25+81/8 5/50+81/8 5/25+81/16 15/25+81/8 5/75+81/8 5/25+81/24 5/25+81/40 35/25+81/8 5/25+81/56