Add 45/12 and 8/56
1st number: 3 9/12, 2nd number: 8/56
45/12 + 8/56 is 109/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 12 × 14 = 168,
45/12 = 45 × 14/12 × 14 = 630/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
8/56 = 8 × 3/56 × 3 = 24/168 - Add the two like fractions:
630/168 + 24/168 = 630 + 24/168 = 654/168 - 654/168 simplified gives 109/28
- So, 45/12 + 8/56 = 109/28
In mixed form: 325/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/12+8/56 45/12+16/56 45/24+8/56 45/12+24/56 45/36+8/56 45/12+40/56 45/60+8/56 45/84+8/56