Add 70/4 and 9/28
1st number: 17 2/4, 2nd number: 9/28
70/4 + 9/28 is 499/28.
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,
70/4 = 70 × 7/4 × 7 = 490/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
9/28 = 9 × 1/28 × 1 = 9/28 - Add the two like fractions:
490/28 + 9/28 = 490 + 9/28 = 499/28 - So, 70/4 + 9/28 = 499/28
In mixed form: 1723/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/4+18/28 70/8+9/28 70/4+9/56 70/4+27/28 70/12+9/28 70/4+9/84 70/4+45/28 70/20+9/28 70/4+63/28 70/28+9/28