Add 45/4 and 12/28
1st number: 11 1/4, 2nd number: 12/28
45/4 + 12/28 is 327/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
45/4 = 45 × 7/4 × 7 = 315/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
12/28 = 12 × 1/28 × 1 = 12/28 - Add the two like fractions:
315/28 + 12/28 = 315 + 12/28 = 327/28 - So, 45/4 + 12/28 = 327/28
In mixed form: 1119/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/4+12/28 45/4+24/28 45/8+12/28 45/4+12/56 45/4+36/28 45/12+12/28 45/4+12/84 45/4+60/28 45/20+12/28 45/4+84/28 45/28+12/28