2.78 + 6.4 + 13

Answer 1

The sum of \( 2.78 + 6.4 + 13 \) is:

\[ 2.78 + 6.4 = 9.18 \]

Adding \( 9.18 + 13 \):

\[ 9.18 + 13 = 22.18 \]

So, the total is \( 22.18 \).