Add 54/6 and 98/21
1st number: 9 0/6, 2nd number: 4 14/21
54/6 + 98/21 is 41/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
54/6 = 54 × 7/6 × 7 = 378/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
98/21 = 98 × 2/21 × 2 = 196/42 - Add the two like fractions:
378/42 + 196/42 = 378 + 196/42 = 574/42 - 574/42 simplified gives 41/3
- So, 54/6 + 98/21 = 41/3
In mixed form: 132/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/12+98/21 54/6+98/42 54/18+98/21 54/6+98/63 54/30+98/21 54/42+98/21