The Better Batter - The Fix Key - Texas Instruments TI-30X - IIS Scientific Calculator Teachers Manual

The Better Batter — The FIX Key
Overview
% ‚
Students use
numbers to different place values. Students
calculate batting averages using the TI-30X ÙS and
then round their answers to three decimal places.
Introduction
Activity
© 1999 T I I
EXAS NSTRUMENTS NCORPORATED
on the TI-30X ÙS to change
Ù
¾
TI-30X ÙS: A Guide for Teachers
Math Concepts Materials
• TI-30X ÙS
• rounding
• place value • pencil
• division • student
activity
• comparing and
ordering decimals
³ 1. Enter the first number.
4.39865
2. Press % ‚ to display
the menu that lets you set
the number of decimal
places.
F0123456789
3. Press to select 4
4
decimal places.
4.39865
4. Press <.
4.39865
4.3987
2