Add 54/70 and 5/3
1st number: 54/70, 2nd number: 1 2/3
54/70 + 5/3 is 256/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 3 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
54/70 = 54 × 3/70 × 3 = 162/210 - Likewise, for the 2nd fraction, since 3 × 70 = 210,
5/3 = 5 × 70/3 × 70 = 350/210 - Add the two like fractions:
162/210 + 350/210 = 162 + 350/210 = 512/210 - 512/210 simplified gives 256/105
- So, 54/70 + 5/3 = 256/105
In mixed form: 246/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/70+10/3 54/70+5/6 54/70+15/3 54/70+5/9 54/70+25/3 54/70+5/15 54/70+35/3 54/70+5/21