Add 10/25 and 42/54
10/25 + 42/54 is 53/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 54 is 1350
Next, find the equivalent fraction of both fractional numbers with denominator 1350 - For the 1st fraction, since 25 × 54 = 1350,
10/25 = 10 × 54/25 × 54 = 540/1350 - Likewise, for the 2nd fraction, since 54 × 25 = 1350,
42/54 = 42 × 25/54 × 25 = 1050/1350 - Add the two like fractions:
540/1350 + 1050/1350 = 540 + 1050/1350 = 1590/1350 - 1590/1350 simplified gives 53/45
- So, 10/25 + 42/54 = 53/45
In mixed form: 18/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/25+42/54 10/25+84/54 10/50+42/54 30/25+42/54 10/75+42/54 50/25+42/54 70/25+42/54