Answer:
-2073.5
Explanation:
We will have to solve this question using step by step procedure
So let's solve
(21/7+316)(5/2+4-13)
(21/7+316)
Lcm is 7
21+2212/7
2233/7
(5/2+4-13)
Lcm is 2.
5+8-26/2
13-26/2
-13/2
Back to the question
(2233/7)(-13/2)
-29029/14
-2073.5