Warm-up Activity
For each of the following problems, write your answers on the whiteboard.
1. Write the following base ten numbers in expanded form.
a. 342
b. 9,834
c. 20,115
d. 999,999
2. Convert the following base two numbers to base ten.
a. 11two
b. 101two
c. 1111two
d. 10001two