some changes and tag update

Author: khan4019

Computations/Calculate-Grades.md

@@ -41,4 +41,4 @@ After that, we are running a simple if-else to determine the grade.
 [![Next Page](../assets/next-button.png)](Gravitational-Force.md)
  
 
-###### tags: `programmig-hero` `python` `float` `int` `math`
+tags:  `programming-hero`  `python`  `python3`  `problem-solving`  `programming`  `coding-challenge`  `interview`  `learn-python`  `python-tutorial`  `programming-exercises`  `programming-challenges`  `programming-fundamentals`  `programming-contest`  `python-coding-challenges`  `python-problem-solving`

Computations/Complex-Interest.md

@@ -5,8 +5,9 @@ Take money borrowed, interest and duration as input. Then, compute the compound
 
 ###   Hint
 Compound interest formula is:
-
+```python
 A = P(1+r/100)t
+```
 
 Here, P is the principal amount; it is the amount that you borrowed. r is the interest rate in percentage and t is the time.
 
@@ -43,4 +44,4 @@ To apply the same power on multiple things, put them inside parentheses and then
 [![Next Page](../assets/next-button.png)](Calculate-Grades.md)
  
 
-###### tags: `programmig-hero` `python` `float` `int` `math`
+tags:  `programming-hero`  `python`  `python3`  `problem-solving`  `programming`  `coding-challenge`  `interview`  `learn-python`  `python-tutorial`  `programming-exercises`  `programming-challenges`  `programming-fundamentals`  `programming-contest`  `python-coding-challenges`  `python-problem-solving`

Computations/Gravitational-Force.md

@@ -6,7 +6,7 @@ Compute gravitational force between two objects.
 ## Hint
 The formula for gravitational force is 
 
-**F = G m1m2/r2**
+`F = G m^1m^2/r^2`
 
 Here G is the gravitational constant. Its value is 6.673*10-11
 
@@ -31,13 +31,13 @@ print("The gravitational force is:", round(force, 5),"N")
 ## Explanation
 The calculation is simple. Only two things need to be learned from this. 
 
-**Have a look, how we wrote 6.673*10-11**
+`Have a look, how we wrote 6.673*10-^11`
 
-> Also, note that while displaying the force, we used a round function. In the round function, we passed the force, the variable we want to display. Then we passed another parameter to tell, how many decimal points we want to display. 
+Also, note that while displaying the force, we used a round function. In the round function, we passed the force, the variable we want to display. Then we passed another parameter to tell, how many decimal points we want to display. 
 
 
  
 [![Next Page](../assets/next-button.png)](Triangle-Area.md)
  
 
-###### tags: `programmig-hero` `python` `float` `int` `math`
+tags:  `programming-hero`  `python`  `python3`  `problem-solving`  `programming`  `coding-challenge`  `interview`  `learn-python`  `python-tutorial`  `programming-exercises`  `programming-challenges`  `programming-fundamentals`  `programming-contest`  `python-coding-challenges`  `python-problem-solving`

Computations/Simple-Interest.md

@@ -34,4 +34,4 @@ Read the code. I think you don’t need any extra explanation here.
 [![Next Page](../assets/next-button.png)](Complex-Interest.md)
  
 
-###### tags: `programmig-hero` `python` `float` `int` `math`
+tags:  `programming-hero`  `python`  `python3`  `problem-solving`  `programming`  `coding-challenge`  `interview`  `learn-python`  `python-tutorial`  `programming-exercises`  `programming-challenges`  `programming-fundamentals`  `programming-contest`  `python-coding-challenges`  `python-problem-solving`

Computations/Triangle-Area.md

@@ -64,7 +64,7 @@ The math module has a lot of math-related functionalities.
 
 
  
-[![Next Page](../assets/next-button.png)](..README.md)
+[![Next Page](../assets/next-button.png)](../Prime-number/Check-Prime.md)
  
 
-###### tags: `programmig-hero` `python` `float` `int` `math`
+tags:  `programming-hero`  `python`  `python3`  `problem-solving`  `programming`  `coding-challenge`  `interview`  `learn-python`  `python-tutorial`  `programming-exercises`  `programming-challenges`  `programming-fundamentals`  `programming-contest`  `python-coding-challenges`  `python-problem-solving`

Conversions/Celsius-to-Fahrenheit.md

@@ -23,8 +23,8 @@ print("Temperature in Fahrenheit:", fahrenheit)
 **[Try it on Programming Hero](https://play.google.com/store/apps/details?id=com.learnprogramming.codecamp)**
 
  
-[![Next Page](../assets/next-button.png)](../README.md)
+[![Next Page](../assets/next-button.png)](Decimal-to-binary.md)
  
 
-###### tags: `programmig-hero` `python` `float` `int` `math`
+tags:  `programming-hero`  `python`  `python3`  `problem-solving`  `programming`  `coding-challenge`  `interview`  `learn-python`  `python-tutorial`  `programming-exercises`  `programming-challenges`  `programming-fundamentals`  `programming-contest`  `python-coding-challenges`  `python-problem-solving`
 

Conversions/Decimal-to-binary-recursive.md

@@ -8,15 +8,15 @@ After coding for a while, recursive will become fun. Until then, recursive funct
 So, don’t worry if you felt confused. You are not alone. I am in the same condition as well.
 
 ## Recursive
-```python=
+```python
 def dec_to_binary(n):
    if n > 1:
        dec_to_binary(n//2)
    print(n % 2,end = '')
 ```
 
 ## decimal number
-```python=
+```python
 num = int(input("Your decimal number: "))
 dec_to_binary(num)
 print(" ")
@@ -42,7 +42,7 @@ There are multiple ways to format the print string. Google it, when needed.
 
 
  
-[![Next Page](../assets/next-button.png)](../README.md)
+[![Next Page](../assets/next-button.png)](../Solution-Strategy.md)
  
 
-###### tags: `programmig-hero` `python` `float` `int` `math`
+tags:  `programming-hero`  `python`  `python3`  `problem-solving`  `programming`  `coding-challenge`  `interview`  `learn-python`  `python-tutorial`  `programming-exercises`  `programming-challenges`  `programming-fundamentals`  `programming-contest`  `python-coding-challenges`  `python-problem-solving`

Conversions/Decimal-to-binary.md

@@ -21,17 +21,6 @@ While dividing, you will keep the remainder. These remainders will be used to bu
 
 Then, reverse the order of the reminder, to get the binary number. 
 
-**Give me more: non-premium**
-Let's say, you want to get the binary number of 233. You will start dividing by 2, store the remainder on a list. And then, set the number by the result of the division
-
-So, if you divide 233 by 2, the result will be 116 and the remainder will be 1. 
-
-Keep doing it until the number becomes 0. 
-
-Then you will reverse the list. 
-
-Finally, you have to put the binary bits (0 and 1) in one number to get the final binary. 
-
 ##  Solution
 I looked into the below code 7 times to understand. Still trying to figure it out...So, spend some time here to look at the code:
 
@@ -89,10 +78,10 @@ If you keep trying and revisiting , again and again, these will start making sen
 
 ## Quiz
 
-1. What is a binary number?
-2. Numbers written on a trash bin
-3. Numbers that use 0,1 only
-4. Numbers with any 2 digits
+What is a binary number?
+1. Numbers written on a trash bin
+2. Numbers that use 0,1 only
+3. Numbers with any 2 digits
 
 <details>
  <summary><b>Show Answer</b></summary>
@@ -105,7 +94,7 @@ Binary numbers use 0 and 1 only.
 
 
 &nbsp;
-[![Next Page](../assets/next-button.png)](../README.md)
+[![Next Page](../assets/next-button.png)](Decimal-to-binary-recursive.md)
 &nbsp;
 
-###### tags: `programmig-hero` `python` `float` `int` `math`
+tags:  `programming-hero`  `python`  `python3`  `problem-solving`  `programming`  `coding-challenge`  `interview`  `learn-python`  `python-tutorial`  `programming-exercises`  `programming-challenges`  `programming-fundamentals`  `programming-contest`  `python-coding-challenges`  `python-problem-solving`

Conversions/Miles-to-Kilometers.md

@@ -35,8 +35,8 @@ Go to the code editor and then try it yourself. When you do it yourself without
 
 
  
-[![Next Page](../assets/next-button.png)](../README.md)
+[![Next Page](../assets/next-button.png)](Celsius-to-Fahrenheit.md)
  
 
-###### tags: `programmig-hero` `python` `float` `int` `math`
+tags:  `programming-hero`  `python`  `python3`  `problem-solving`  `programming`  `coding-challenge`  `interview`  `learn-python`  `python-tutorial`  `programming-exercises`  `programming-challenges`  `programming-fundamentals`  `programming-contest`  `python-coding-challenges`  `python-problem-solving`
 

Easy-ones/Floor-Division.md

@@ -27,8 +27,10 @@ print(result)
 When you divide one number by another you get two things. One is called the integer part of the division. Another is the remainder. 
 
 To get the quotient (result without the remainder), you can use two-division symbols. 
-
+```python
 print(37//10)
+37 = 3*10+7
+```
 
 ## Think different
 Another alternative approach is to use the floor method from the math module. If you pass a number with a fraction to the math.floor function, it will return you the integer part of the number. 
@@ -72,5 +74,5 @@ Use // to get floor division.
 [![Next Page](../assets/next-button.png)](Temporary-variable.md)
  
 
-###### tags: `programmig-hero` `python` `float` `int` `math`
+tags:  `programming-hero`  `python`  `python3`  `problem-solving`  `programming`  `coding-challenge`  `interview`  `learn-python`  `python-tutorial`  `programming-exercises`  `programming-challenges`  `programming-fundamentals`  `programming-contest`  `python-coding-challenges`  `python-problem-solving`