Add 16/20 and 70/12
1st number: 16/20, 2nd number: 5 10/12
16/20 + 70/12 is 199/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
16/20 = 16 × 3/20 × 3 = 48/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
70/12 = 70 × 5/12 × 5 = 350/60 - Add the two like fractions:
48/60 + 350/60 = 48 + 350/60 = 398/60 - 398/60 simplified gives 199/30
- So, 16/20 + 70/12 = 199/30
In mixed form: 619/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/20+70/12 16/40+70/12 16/20+70/24 48/20+70/12 16/60+70/12 16/20+70/36 80/20+70/12 16/20+70/60 16/20+70/84