Add 12/54 and 4/7
12/54 + 4/7 is 50/63.
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,
12/54 = 12 × 7/54 × 7 = 84/378 - Likewise, for the 2nd fraction, since 7 × 54 = 378,
4/7 = 4 × 54/7 × 54 = 216/378 - Add the two like fractions:
84/378 + 216/378 = 84 + 216/378 = 300/378 - 300/378 simplified gives 50/63
- So, 12/54 + 4/7 = 50/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/54+4/7 12/54+8/7 12/54+4/14 36/54+4/7 12/54+12/7 12/54+4/21 60/54+4/7 12/54+20/7 12/54+4/35 84/54+4/7 12/54+28/7 12/54+4/49