Add 16/56 and 8/12
16/56 + 8/12 is 20/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 12 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
16/56 = 16 × 3/56 × 3 = 48/168 - Likewise, for the 2nd fraction, since 12 × 14 = 168,
8/12 = 8 × 14/12 × 14 = 112/168 - Add the two like fractions:
48/168 + 112/168 = 48 + 112/168 = 160/168 - 160/168 simplified gives 20/21
- So, 16/56 + 8/12 = 20/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/56+8/12 16/56+16/12 16/56+8/24 48/56+8/12 16/56+24/12 16/56+8/36 80/56+8/12 16/56+40/12 16/56+8/60 16/56+56/12 16/56+8/84