Answer :

First, I got all my positive #s together:
25+6-15+25-10+14-21 is now
70-15-10-21
Then, I got all my negative #s together:
70-15-10-21 is now
70-46
Lastly, 70-46=
24

Solution of the given problem 25+6-15+25-10+14-21 is equals to 24.

What is sum?

" Sum is defined as the total of the given numbers by applying mathematical operation."

According to the question,

Given problem,

25+6-15+25-10+14-21

Arrange all positive numbers of the sum together to get the solution of the given problem,

= (25 + 6+ 25+14 ) - (15+10+21)

= 70 - 46

= 24

Hence, solution of the given problem 25+6-15+25-10+14-21 is equals to 24.

Learn more about sum here

https://brainly.com/question/13013054

#SPJ3