Add 84/4 and 4/28
1st number: 21 0/4, 2nd number: 4/28
84/4 + 4/28 is 148/7.
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,
84/4 = 84 × 7/4 × 7 = 588/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
4/28 = 4 × 1/28 × 1 = 4/28 - Add the two like fractions:
588/28 + 4/28 = 588 + 4/28 = 592/28 - 592/28 simplified gives 148/7
- So, 84/4 + 4/28 = 148/7
In mixed form: 211/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/4+8/28 84/8+4/28 84/4+4/56 84/4+12/28 84/12+4/28 84/4+4/84 84/4+20/28 84/20+4/28 84/28+4/28