Add 3/25 and 12/42
3/25 + 12/42 is 71/175.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 42 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 25 × 42 = 1050,
3/25 = 3 × 42/25 × 42 = 126/1050 - Likewise, for the 2nd fraction, since 42 × 25 = 1050,
12/42 = 12 × 25/42 × 25 = 300/1050 - Add the two like fractions:
126/1050 + 300/1050 = 126 + 300/1050 = 426/1050 - 426/1050 simplified gives 71/175
- So, 3/25 + 12/42 = 71/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/25+12/42 3/25+24/42 3/50+12/42 3/25+12/84 9/25+12/42 3/25+36/42 3/75+12/42 15/25+12/42 3/25+60/42 21/25+12/42 3/25+84/42