Add 16/12 and 8/45
1st number: 1 4/12, 2nd number: 8/45
16/12 + 8/45 is 68/45.
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,
16/12 = 16 × 15/12 × 15 = 240/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
8/45 = 8 × 4/45 × 4 = 32/180 - Add the two like fractions:
240/180 + 32/180 = 240 + 32/180 = 272/180 - 272/180 simplified gives 68/45
- So, 16/12 + 8/45 = 68/45
In mixed form: 123/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/12+8/45 16/12+16/45 16/24+8/45 16/12+8/90 48/12+8/45 16/12+24/45 16/36+8/45 80/12+8/45 16/12+40/45 16/60+8/45 16/12+56/45 16/84+8/45