Entering-Simplifying

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TI73

bulletPress MODE
bulletSet the MODE to Mansimp by moving down the the last line and then cursor to the right and Press ENTER while the cursor is on Mansimp.
bulletReturn to the homescreen by pressing 2nd QUIT
bulletEnter the fraction 18/24 by pressing 18 then the b/c key and then 24.
bulletPress Enter.
bulletThe same fraction appears on the right side of the screen but an arrow appears in front of the fraction.
bulletThis arrow denotes that the fraction is not simplified.
bulletTo simplify the fraction there are two techniques that can be used.

Method 1:  Press SIMP and then press the number that represents the common factor you believe the numerator and denominator have.

You will notice in this case that another arrow appears next to the simplified fraction.  This denotes that the fraction is not yet completely simplified.

Press SIMP and enter a second common factor.

Notice that the arrow is not present.  This means the fraction is completely simplified.

bulletA second method to simplify

Method 2:  Press SIMP and ENTER.  The calculator simplified with the first prime factor that the numerator and denominator have in common. 

The arrow denotes that the fraction can still be simplified.

Press SIMP and ENTER again.

 

bulletIt is possible to simplify using the greatest common factor.

Again start with 18/24.

Press SIMP and 6 and then press ENTER.