Texas Instruments TI-73 Software Manual page 8

Using Step-by-Step Mode
The Step-by-Step mode shows an explanation of each step that
you take to solve a problem. This mode emphasizes the base-ten
system to help develop the fast algorithm for an operation. Each
place value is shown separately with details; zeros that are
usually left off for efficiency are shown, and carrying numbers to
the next higher place value is handled in a developmental form.
1. Select an operation from the
2. Select
3. Enter the first element of the problem, and then press
or the appropriate operation key ( ,
4. Enter the second element of the problem, and then press
Tip If you make a mistake when you enter a number, you can correct
it in one of the following ways.
• Press
• Press
• Press
5. Select
TI-73 / TI-83 Plus Math by Hand Application
STEP-BY-STEP
.
to delete the entire number.
to move the cursor to the incorrect number, and then
enter the correct number.
to delete the digit at the cursor location.
to display the first step in solving the problem.
START
SELECT AN OPERATION
from the
SELECT A MODE
menu.
screen.
, , or ).
Page 8