Add 9/54 and 8/7
1st number: 9/54, 2nd number: 1 1/7
9/54 + 8/7 is 55/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 7 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
9/54 = 9 × 7/54 × 7 = 63/378 - Likewise, for the 2nd fraction, since 7 × 54 = 378,
8/7 = 8 × 54/7 × 54 = 432/378 - Add the two like fractions:
63/378 + 432/378 = 63 + 432/378 = 495/378 - 495/378 simplified gives 55/42
- So, 9/54 + 8/7 = 55/42
In mixed form: 113/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/54+8/7 9/54+16/7 9/54+8/14 27/54+8/7 9/54+24/7 9/54+8/21 45/54+8/7 9/54+40/7 9/54+8/35 63/54+8/7 9/54+56/7 9/54+8/49