Add 1/28 and 40/63
1/28 + 40/63 is 169/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 28 × 9 = 252,
1/28 = 1 × 9/28 × 9 = 9/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
40/63 = 40 × 4/63 × 4 = 160/252 - Add the two like fractions:
9/252 + 160/252 = 9 + 160/252 = 169/252 - So, 1/28 + 40/63 = 169/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/28+40/63 1/28+80/63 1/56+40/63 3/28+40/63 1/84+40/63 5/28+40/63 7/28+40/63