Add 16/12 and 45/7
1st number: 1 4/12, 2nd number: 6 3/7
16/12 + 45/7 is 163/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 7 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
16/12 = 16 × 7/12 × 7 = 112/84 - Likewise, for the 2nd fraction, since 7 × 12 = 84,
45/7 = 45 × 12/7 × 12 = 540/84 - Add the two like fractions:
112/84 + 540/84 = 112 + 540/84 = 652/84 - 652/84 simplified gives 163/21
- So, 16/12 + 45/7 = 163/21
In mixed form: 716/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/12+45/7 16/12+90/7 16/24+45/7 16/12+45/14 48/12+45/7 16/36+45/7 16/12+45/21 80/12+45/7 16/60+45/7 16/12+45/35 16/84+45/7 16/12+45/49