LESSON 03 – CONVERSIONS FROM BASE 10

 


LESSON WORK

QUESTION #1

Convert the following numbers to binary using the subtraction method.  Note that you will not have a computer or calculator for your upcoming quiz/test.  Compare your answers with other students.

 

a)     122

b)     219

c)     93

d)     2405

 

QUESTION #2

Convert the following numbers to binary.  What pattern do you see?  Are you able to come up with a trick using this pattern?

 

a)     15 

b)     31

c)     255

d)     1023

 

QUESTION #3

Use the trick from #2 to convert the following decimal numbers to binary.  (Enjoy! Muhahaha!)

 

e)     1048575

f)      4398046511104

 

QUESTION #4

Do the following conversions from base 10 to another base.

 

a)     14210 to base-5

b)     7810 to base-7

c)     24110 to base-16