Add 48/12 and 70/18
1st number: 4 0/12, 2nd number: 3 16/18
48/12 + 70/18 is 71/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
48/12 = 48 × 3/12 × 3 = 144/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
70/18 = 70 × 2/18 × 2 = 140/36 - Add the two like fractions:
144/36 + 140/36 = 144 + 140/36 = 284/36 - 284/36 simplified gives 71/9
- So, 48/12 + 70/18 = 71/9
In mixed form: 78/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/12+70/18 48/24+70/18 48/12+70/36 48/36+70/18 48/12+70/54 48/60+70/18 48/12+70/90 48/84+70/18