Add 40/28 and 49/63
1st number: 1 12/28, 2nd number: 49/63
40/28 + 49/63 is 139/63.
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,
40/28 = 40 × 9/28 × 9 = 360/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
49/63 = 49 × 4/63 × 4 = 196/252 - Add the two like fractions:
360/252 + 196/252 = 360 + 196/252 = 556/252 - 556/252 simplified gives 139/63
- So, 40/28 + 49/63 = 139/63
In mixed form: 213/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/28+49/63 40/28+98/63 40/56+49/63 40/84+49/63