Add 12/72 and 1/25
12/72 + 1/25 is 31/150.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 25 is 1800
Next, find the equivalent fraction of both fractional numbers with denominator 1800 - For the 1st fraction, since 72 × 25 = 1800,
12/72 = 12 × 25/72 × 25 = 300/1800 - Likewise, for the 2nd fraction, since 25 × 72 = 1800,
1/25 = 1 × 72/25 × 72 = 72/1800 - Add the two like fractions:
300/1800 + 72/1800 = 300 + 72/1800 = 372/1800 - 372/1800 simplified gives 31/150
- So, 12/72 + 1/25 = 31/150
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/72+1/25 12/72+2/25 12/72+1/50 36/72+1/25 12/72+3/25 12/72+1/75 60/72+1/25 12/72+5/25 84/72+1/25 12/72+7/25