HP 33s Periods and Commas in Numbers, Controlling the Display Format, 1–18, Press:, Display:, To calculate:, 1–18 Getting Started

For example,

	To calculate:		Press:		Display:
12	+ 3	12	‘3	›	)
12	– 3	12	‘3		)
12	⋅ 3	12	‘3 z		 )
123		12	‘3		8)
Percent change from		8 ‘5 T			.)
8 to 5

The order of entry is important only for non–commutative functions such as …,

q, , {F, D, , { \, { _,Q,

T. If you type numbers in the wrong order, you can still get the correct answer (without re–typing them) by pressing [to swap the order of the numbers on the stack. Then press the intended function key. (This is explained in detail in chapter 2 under "Exchanging the X– and Y–Registers in the Stack.")

Controlling the Display Format

Periods and Commas in Numbers

To exchange the periods and commas used for the decimal point (radix mark) and digit separators in a number:

1.Press Ÿto display the MODES menu.

2.Specify the decimal point (radix mark) by pressing {)} or {8}. For example, the number one million looks like:

„88) if you press {)} or

„))8 if you press {8}.

1–18Getting Started