Add 27/6 and 70/72, Solve 4 3/6 + 70/72 as a fraction

Add 27/6 and 70/72

1^st number: 4 3/6, 2^nd number: 70/72

27/6 + 70/72 is 197/36.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 72 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 6 × 12 = 72,
27/6 = 27 × 12/6 × 12 = 324/72
Likewise, for the 2nd fraction, since 72 × 1 = 72,
70/72 = 70 × 1/72 × 1 = 70/72
Add the two like fractions:
324/72 + 70/72 = 324 + 70/72 = 394/72
394/72 simplified gives 197/36
So, 27/6 + 70/72 = 197/36
In mixed form: 517/36

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad