Add 40/21 and 4/48
1st number: 1 19/21, 2nd number: 4/48
40/21 + 4/48 is 167/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 21 × 16 = 336,
40/21 = 40 × 16/21 × 16 = 640/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
4/48 = 4 × 7/48 × 7 = 28/336 - Add the two like fractions:
640/336 + 28/336 = 640 + 28/336 = 668/336 - 668/336 simplified gives 167/84
- So, 40/21 + 4/48 = 167/84
In mixed form: 183/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/21+4/48 40/21+8/48 40/42+4/48 40/21+4/96 40/21+12/48 40/63+4/48 40/21+20/48 40/21+28/48