Add 45/28 and 12/56
1st number: 1 17/28, 2nd number: 12/56
45/28 + 12/56 is 51/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 28 × 2 = 56,
45/28 = 45 × 2/28 × 2 = 90/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
12/56 = 12 × 1/56 × 1 = 12/56 - Add the two like fractions:
90/56 + 12/56 = 90 + 12/56 = 102/56 - 102/56 simplified gives 51/28
- So, 45/28 + 12/56 = 51/28
In mixed form: 123/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/28+12/56 45/28+24/56 45/56+12/56 45/28+36/56 45/84+12/56 45/28+60/56 45/28+84/56