RI Y2 CEP Lesson 2 Slides 2020

Lesson 2Number System I . Selection . Iteration

Binary à Denary•Base 2 to Base 10•Multiply by place value

Denary à Binary•Base 10 to Base 2•Division by 2 method

Try now on a piece of paper (7 mins)•101010111 to denary•6543 to binary

print() VS return•Once you print, cannot use•output (return) of a function can be used as an input of another function

input()

Useful operators

in , not , and , or

Selectionif – elif – else statements: Indentation is important