Question

Using properties,Simpliy the following:-
-5/8 x 7/9 + 5/12 x 1/40 + 7/9 x -3/5​

Answer 1

Answer:

-1357/1440

Step-by-step explanation:

-5/8 x 7/9 + 5/12 x 1/40 + 7/9 x -3/5

-35/72 +5/480+(-21/45)

-35/72 +5/480-21/45)

the LCM of 72,480,45 is 1440

-700+15-672/1440

-685-672/1440

-1357/1440