Add 14/84 and 45/54
14/84 + 45/54 is 1/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 54 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 84 × 9 = 756,
14/84 = 14 × 9/84 × 9 = 126/756 - Likewise, for the 2nd fraction, since 54 × 14 = 756,
45/54 = 45 × 14/54 × 14 = 630/756 - Add the two like fractions:
126/756 + 630/756 = 126 + 630/756 = 756/756 - 756/756 simplified gives 1/1
- So, 14/84 + 45/54 = 1/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/84+45/54 14/84+90/54 42/84+45/54 70/84+45/54 98/84+45/54