Add 70/63 and 5/28
1st number: 1 7/63, 2nd number: 5/28
70/63 + 5/28 is 325/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
70/63 = 70 × 4/63 × 4 = 280/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
5/28 = 5 × 9/28 × 9 = 45/252 - Add the two like fractions:
280/252 + 45/252 = 280 + 45/252 = 325/252 - So, 70/63 + 5/28 = 325/252
In mixed form: 173/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/63+10/28 70/63+5/56 70/63+15/28 70/63+5/84 70/63+25/28 70/63+35/28