onverting a BASE FIVE into BASE TEN. Step by Step. Complete the table below so that the BASE FIVE number is written in expanded form. Note: Use "*" (shift 8) for the multiplication symbol when writing the numbers in expanded form. Number: five A) Fill in the Place Value table: twenty-fives place fives place ones place B) Write the Expanded Form. Use and in your place value expansion: C) Use a calculator to convert the expanded form into BASE TEN. Express answer a whole number, NOT a calculation