Write the following sum using summation notation -2/5+3/6-4/711/14

Step-by-step explanation:

Given:

To write: the given expression using summation notation

Solution:

Summation notation helps to write a long sum as a single expression.

In the summation notation, the variable is called the index of summation.

Let denote a set of n numbers.

Then in summation notation,

step-by-step explanation:

divide, then simplify your answer.

1. make -15.66 ÷   5.8 a fraction. then divide.

2. simplify.  

3. final answer.