Add 3/60 and 12/7
1st number: 3/60, 2nd number: 1 5/7
3/60 + 12/7 is 247/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 7 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
3/60 = 3 × 7/60 × 7 = 21/420 - Likewise, for the 2nd fraction, since 7 × 60 = 420,
12/7 = 12 × 60/7 × 60 = 720/420 - Add the two like fractions:
21/420 + 720/420 = 21 + 720/420 = 741/420 - 741/420 simplified gives 247/140
- So, 3/60 + 12/7 = 247/140
In mixed form: 1107/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/60+12/7 3/60+24/7 3/60+12/14 9/60+12/7 3/60+36/7 3/60+12/21 15/60+12/7 3/60+60/7 3/60+12/35 21/60+12/7 3/60+84/7 3/60+12/49