Add 5/54 and 40/84
5/54 + 40/84 is 215/378.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 84 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 54 × 14 = 756,
5/54 = 5 × 14/54 × 14 = 70/756 - Likewise, for the 2nd fraction, since 84 × 9 = 756,
40/84 = 40 × 9/84 × 9 = 360/756 - Add the two like fractions:
70/756 + 360/756 = 70 + 360/756 = 430/756 - 430/756 simplified gives 215/378
- So, 5/54 + 40/84 = 215/378
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/54+40/84 5/54+80/84 15/54+40/84 25/54+40/84 35/54+40/84