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ADVANCED MATH
After pressing the ADVANCED MATH key, choose either 1-FRACTIONS/DECI-
MALS, 2-FRACTIONS/PERCENTAGES, 3-ALGEBRA or 4-RATIOS by typing the
corresponding number on the keyboard
.
-
Fractions/
Decimals:
Fractions/
A fraction appears on the screen
.
Type the same value in
a decimal format and press ENTER.
Percentages
:
A fraction appears on the screen
.
Type the same value in
by means of percentage and press ENTER.
Algebra
:
Ratios:
MATH RIDDLES
An algebraic equation appears on the
screen.
Type in the
answer using the number keys and press ENTER.
Two fractions of the same value appear on screen with one
nominator or denominator missing in one fraction. Type in
the correct number to make complete the fraction and press
ENTER.
In this activity the PRECOMPUTER 2000 challenges you to find the answers to
math problems that are presented as story problems as opposed to numerical
equations.
Read each question that appears on the viewing screen and type in
the answer on the
keyboard.
Then press the ENTER
key.
·
NUMBER CHALLENGE
Test your memory skills as an increasing series of numbers appear on the screen.
One single digit number will appear briefly in the far left top row on the viewing
screen
.
Key in that number and press the ENTER key. Following that, another
single digit will appear next to the first number. This time type in the two numbers
and press the ENTER key. Continue the process as long as you can as the string
of numbers increases. Your score in NUMBER CHALLENGE will be based on
the total number of digits you correctly remember and key in.
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