docs(division_and_remainder): correct grammar

subjects/division_and_remainder/README.md

@@ -2,21 +2,10 @@
 
 ### Instructions
 
-Create a **function** `divide` that receives two i32 and returns a tuple in which the first element is the result of the integer division between the two numbers and the second is the remainder of the division.
-
-### Notions
-
-- [The Tuple Type](https://doc.rust-lang.org/stable/book/ch03-02-data-types.html?highlight=accessing%20a%20tuple#compound-types)
-
-- [Tuples](https://doc.rust-lang.org/rust-by-example/primitives/tuples.html)
-
-- [Tuple Structs without Named Fields](https://doc.rust-lang.org/stable/book/ch05-01-defining-structs.html?highlight=tuple#using-tuple-structs-without-named-fields-to-create-different-types)
-
-### Expected Function
+Create a **function** named `divide` that receives two `i32` and returns a `tuple`. The first element is the result of the integer division between the two numbers, and the second is the remainder of the division.
 
 ```rust
 pub fn divide(x: i32, y: i32) -> (i32, i32) {
-
 }
 ```
 
@@ -45,3 +34,11 @@ $ cargo run
 9/4: division = 2, remainder = 1
 $
 ```
+
+### Notions
+
+- [The Tuple Type](https://doc.rust-lang.org/stable/book/ch03-02-data-types.html?highlight=accessing%20a%20tuple#compound-types)
+
+- [Tuples](https://doc.rust-lang.org/rust-by-example/primitives/tuples.html)
+
+- [Tuple Structs without Named Fields](https://doc.rust-lang.org/stable/book/ch05-01-defining-structs.html?highlight=tuple#using-tuple-structs-without-named-fields-to-create-different-types)