HP 49g manual Operations with units

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Prefix Name xPrefix Name x

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Y	yotta	+24	d	deci	-1
Z	zetta	+21	c	centi	-2
E	exa	+18	m	milli	-3
P	peta	+15	µ	micro	-6
T	tera	+12	n	nano	-9
G	giga	+9	p	pico	-12
M	mega	+6	f	femto	-15
k,K	kilo	+3	a	atto	-18
h,H	hecto	+2	z	zepto	-21
D(*)	deka	+1	y	yocto	-24

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(*)In the SI system, this prefix is da rather than D. Use D for deka in the calculator, however.

To enter these prefixes, simply type the prefix using the ~keyboard. For example, to enter 123 pm (picometer), use:

123‚Ý~„p~„m

Using UBASE (type the name) to convert to the default unit (1 m) results in:

Operations with units

Here are some calculation examples using the ALG operating mode. Be warned that, when multiplying or dividing quantities with units, you must enclosed each quantity with its units between parentheses. Thus, to enter, for example, the product 12.5m × 5.2 yd, type it to read (12.5_m)*(5.2_yd) `:

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