Add 1/40 and 20/48
1/40 + 20/48 is 53/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 40 × 6 = 240,
1/40 = 1 × 6/40 × 6 = 6/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
20/48 = 20 × 5/48 × 5 = 100/240 - Add the two like fractions:
6/240 + 100/240 = 6 + 100/240 = 106/240 - 106/240 simplified gives 53/120
- So, 1/40 + 20/48 = 53/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/40+20/48 1/40+40/48 1/80+20/48 1/40+20/96 3/40+20/48 1/40+60/48 5/40+20/48 7/40+20/48