By the end of this lesson, you will be able to convert a

• Binary number to decimal
• Octal number to decimal
• Hexadecimal number to decimal

Estimated duration : 30 min

Lesson 1 of 4: Converting from Binary to Decimal

https://youtu.be/Y0ybldaI5_M?t=210

Let's review what you have learn from the video.

Place Value

The value of a digit based on its position or place in a number is known as its place value.

In the above example, a decimal number 593.674 is formed using digits  placed in their respective positions, multiplied in powers of ten.

Conversion of Binary to Decimal

In the same way, a binary number can be converted to decimal number by multiplying each digit in their respective position in powers of 2.

Lesson 2 of 4: Converting from Octal to Decimal