Add 63/28 and 9/42
1st number: 2 7/28, 2nd number: 9/42
63/28 + 9/42 is 69/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 42 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
63/28 = 63 × 3/28 × 3 = 189/84 - Likewise, for the 2nd fraction, since 42 × 2 = 84,
9/42 = 9 × 2/42 × 2 = 18/84 - Add the two like fractions:
189/84 + 18/84 = 189 + 18/84 = 207/84 - 207/84 simplified gives 69/28
- So, 63/28 + 9/42 = 69/28
In mixed form: 213/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/28+18/42 63/56+9/42 63/28+9/84 63/28+27/42 63/84+9/42 63/28+45/42 63/28+63/42