Add 16/12 and 75/45
1st number: 1 4/12, 2nd number: 1 30/45
16/12 + 75/45 is 3/1.
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,
75/45 = 75 × 4/45 × 4 = 300/180 - Add the two like fractions:
240/180 + 300/180 = 240 + 300/180 = 540/180 - 540/180 simplified gives 3/1
- So, 16/12 + 75/45 = 3/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/12+75/45 16/24+75/45 16/12+75/90 48/12+75/45 16/36+75/45 80/12+75/45 16/60+75/45 16/84+75/45