Add 18/12 and 70/16
1st number: 1 6/12, 2nd number: 4 6/16
18/12 + 70/16 is 47/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 16 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 12 × 4 = 48,
18/12 = 18 × 4/12 × 4 = 72/48 - Likewise, for the 2nd fraction, since 16 × 3 = 48,
70/16 = 70 × 3/16 × 3 = 210/48 - Add the two like fractions:
72/48 + 210/48 = 72 + 210/48 = 282/48 - 282/48 simplified gives 47/8
- So, 18/12 + 70/16 = 47/8
In mixed form: 57/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/12+70/16 18/24+70/16 18/12+70/32 54/12+70/16 18/36+70/16 18/12+70/48 90/12+70/16 18/60+70/16 18/12+70/80 18/84+70/16