Add 3/84 and 40/4
1st number: 3/84, 2nd number: 10 0/4
3/84 + 40/4 is 281/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 4 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
3/84 = 3 × 1/84 × 1 = 3/84 - Likewise, for the 2nd fraction, since 4 × 21 = 84,
40/4 = 40 × 21/4 × 21 = 840/84 - Add the two like fractions:
3/84 + 840/84 = 3 + 840/84 = 843/84 - 843/84 simplified gives 281/28
- So, 3/84 + 40/4 = 281/28
In mixed form: 101/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/84+40/4 3/84+80/4 3/84+40/8 9/84+40/4 3/84+40/12 15/84+40/4 3/84+40/20 21/84+40/4 3/84+40/28