Add 54/14 and 90/6
1st number: 3 12/14, 2nd number: 15 0/6
54/14 + 90/6 is 132/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 6 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 14 × 3 = 42,
54/14 = 54 × 3/14 × 3 = 162/42 - Likewise, for the 2nd fraction, since 6 × 7 = 42,
90/6 = 90 × 7/6 × 7 = 630/42 - Add the two like fractions:
162/42 + 630/42 = 162 + 630/42 = 792/42 - 792/42 simplified gives 132/7
- So, 54/14 + 90/6 = 132/7
In mixed form: 186/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/28+90/6 54/14+90/12 54/42+90/6 54/14+90/18 54/70+90/6 54/14+90/30 54/98+90/6 54/14+90/42