Add 24/60 and 30/80
24/60 + 30/80 is 31/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 60 × 4 = 240,
24/60 = 24 × 4/60 × 4 = 96/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
30/80 = 30 × 3/80 × 3 = 90/240 - Add the two like fractions:
96/240 + 90/240 = 96 + 90/240 = 186/240 - 186/240 simplified gives 31/40
- So, 24/60 + 30/80 = 31/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/60+30/80 24/60+60/80 72/60+30/80 24/60+90/80