Add 70/30 and 8/12
1st number: 2 10/30, 2nd number: 8/12
70/30 + 8/12 is 3/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
70/30 = 70 × 2/30 × 2 = 140/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
8/12 = 8 × 5/12 × 5 = 40/60 - Add the two like fractions:
140/60 + 40/60 = 140 + 40/60 = 180/60 - 180/60 simplified gives 3/1
- So, 70/30 + 8/12 = 3/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/30+16/12 70/60+8/12 70/30+8/24 70/30+24/12 70/90+8/12 70/30+8/36 70/30+40/12 70/30+8/60 70/30+56/12 70/30+8/84