Add 28/70 and 54/6
1st number: 28/70, 2nd number: 9 0/6
28/70 + 54/6 is 47/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 6 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
28/70 = 28 × 3/70 × 3 = 84/210 - Likewise, for the 2nd fraction, since 6 × 35 = 210,
54/6 = 54 × 35/6 × 35 = 1890/210 - Add the two like fractions:
84/210 + 1890/210 = 84 + 1890/210 = 1974/210 - 1974/210 simplified gives 47/5
- So, 28/70 + 54/6 = 47/5
In mixed form: 92/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/70+54/6 28/70+54/12 84/70+54/6 28/70+54/18 28/70+54/30 28/70+54/42