Add 48/12 and 70/40
1st number: 4 0/12, 2nd number: 1 30/40
48/12 + 70/40 is 23/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 12 × 10 = 120,
48/12 = 48 × 10/12 × 10 = 480/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
70/40 = 70 × 3/40 × 3 = 210/120 - Add the two like fractions:
480/120 + 210/120 = 480 + 210/120 = 690/120 - 690/120 simplified gives 23/4
- So, 48/12 + 70/40 = 23/4
In mixed form: 53/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/12+70/40 48/24+70/40 48/12+70/80 48/36+70/40 48/60+70/40 48/84+70/40