Add 1/12 and 24/90
1/12 + 24/90 is 7/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 12 × 15 = 180,
1/12 = 1 × 15/12 × 15 = 15/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
24/90 = 24 × 2/90 × 2 = 48/180 - Add the two like fractions:
15/180 + 48/180 = 15 + 48/180 = 63/180 - 63/180 simplified gives 7/20
- So, 1/12 + 24/90 = 7/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/12+24/90 1/12+48/90 1/24+24/90 3/12+24/90 1/12+72/90 1/36+24/90 5/12+24/90 1/60+24/90 7/12+24/90 1/84+24/90