Add 30/12 and 10/35
1st number: 2 6/12, 2nd number: 10/35
30/12 + 10/35 is 39/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 35 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 12 × 35 = 420,
30/12 = 30 × 35/12 × 35 = 1050/420 - Likewise, for the 2nd fraction, since 35 × 12 = 420,
10/35 = 10 × 12/35 × 12 = 120/420 - Add the two like fractions:
1050/420 + 120/420 = 1050 + 120/420 = 1170/420 - 1170/420 simplified gives 39/14
- So, 30/12 + 10/35 = 39/14
In mixed form: 211/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/12+10/35 30/12+20/35 30/24+10/35 30/12+10/70 90/12+10/35 30/12+30/35 30/36+10/35 30/12+50/35 30/60+10/35 30/12+70/35 30/84+10/35