Add 45/28 and 40/48
1st number: 1 17/28, 2nd number: 40/48
45/28 + 40/48 is 205/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 28 × 12 = 336,
45/28 = 45 × 12/28 × 12 = 540/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
40/48 = 40 × 7/48 × 7 = 280/336 - Add the two like fractions:
540/336 + 280/336 = 540 + 280/336 = 820/336 - 820/336 simplified gives 205/84
- So, 45/28 + 40/48 = 205/84
In mixed form: 237/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/28+40/48 45/28+80/48 45/56+40/48 45/28+40/96 45/84+40/48