Add 12/42 and 7/60
12/42 + 7/60 is 169/420.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 42 × 10 = 420,
12/42 = 12 × 10/42 × 10 = 120/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
7/60 = 7 × 7/60 × 7 = 49/420 - Add the two like fractions:
120/420 + 49/420 = 120 + 49/420 = 169/420 - So, 12/42 + 7/60 = 169/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/42+7/60 12/42+14/60 12/84+7/60 36/42+7/60 12/42+21/60 60/42+7/60 12/42+35/60 84/42+7/60 12/42+49/60