คู่มือผู้ใช้


 

 

, 


,

 


:
(CLR) (Setup)
(Yes), (CLR) (All) (Yes)


  



 

:
4 × 3 + 2 = 14
4 × 3 - 7 = 5
4 3 2 14
(
)
7 5
 

 (Ans)
 Ans ()
 Ans 



 
 
:
, , , (M-), , (STO)

 15 
 1:   3 × 4  30 (LineIO)
3
4 12
(
)
30
 2: 

:
123 456 579
(
) 789
24