Add 2/12 and 32/45
2/12 + 32/45 is 79/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 12 × 15 = 180,
2/12 = 2 × 15/12 × 15 = 30/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
32/45 = 32 × 4/45 × 4 = 128/180 - Add the two like fractions:
30/180 + 128/180 = 30 + 128/180 = 158/180 - 158/180 simplified gives 79/90
- So, 2/12 + 32/45 = 79/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/12+32/45 2/12+64/45 2/24+32/45 2/12+32/90 6/12+32/45 2/12+96/45 2/36+32/45 10/12+32/45 2/60+32/45 14/12+32/45 2/84+32/45