Fix typo discovered by codespell (#120)

Author: cclauss

en/Basic Math/Find the maximum number.md

@@ -36,7 +36,7 @@ Provide `[6, 4, 50, 8, 70, 2, 20]` as input for a method or function.
 
 ### Step 2
 
-By using the comparsion process, we are going to find the largest number.
+By using the comparison process, we are going to find the largest number.
 Set the the index element of an array as maximum number.
 max = array[0]
 `max = 6` 
@@ -108,4 +108,4 @@ Return the value 70.
 
 # YouTube
 
-- [YouTube URL video](https://youtu.be/En68ipRaFOU)
+- [YouTube URL video](https://youtu.be/En68ipRaFOU)