Add 42/9 and 4/28
1st number: 4 6/9, 2nd number: 4/28
42/9 + 4/28 is 101/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 9 × 28 = 252,
42/9 = 42 × 28/9 × 28 = 1176/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
4/28 = 4 × 9/28 × 9 = 36/252 - Add the two like fractions:
1176/252 + 36/252 = 1176 + 36/252 = 1212/252 - 1212/252 simplified gives 101/21
- So, 42/9 + 4/28 = 101/21
In mixed form: 417/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/9+4/28 42/9+8/28 42/18+4/28 42/9+4/56 42/9+12/28 42/27+4/28 42/9+4/84 42/9+20/28 42/45+4/28 42/63+4/28