Add 12/48 and 8/40
12/48 + 8/40 is 9/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 40 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
12/48 = 12 × 5/48 × 5 = 60/240 - Likewise, for the 2nd fraction, since 40 × 6 = 240,
8/40 = 8 × 6/40 × 6 = 48/240 - Add the two like fractions:
60/240 + 48/240 = 60 + 48/240 = 108/240 - 108/240 simplified gives 9/20
- So, 12/48 + 8/40 = 9/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/48+8/40 12/48+16/40 12/96+8/40 12/48+8/80 36/48+8/40 12/48+24/40 60/48+8/40 84/48+8/40 12/48+56/40