HP HP-67 User Manual

94 Function Keys
Example 3: Find the tangent of 43.66 grads.
Press Display
Q
Selects
grads
mode.
(Results remain from
previous example.)
43.66
o
Grads.
Hours, Minutes, Seconds/Decimal Hours
Conversions
Using the HP-67, you can change time specified in decimal hours
to hours, minutes, seconds format by using the (to hours,
minutes, seconds) key; you can also change from hours, minutes,
seconds to decimal hours by using the ({4 (to hours) key.
When a time is displayed or printed in hours, minutes, seconds
format, the digits specifying hours occur to the left of the decimal
point, while the digits specifying minutes, seconds, and fractions of
seconds occur to the right of the decimal point.
Hours, Minutes, Seconds Display
—— —— ——
Hours T T Tenths of a Second
Minutes Seconds
To convert from decimal hours to hours, minutes, seconds, simply
key in the value for decimal hours and press (&l (*HMS]. For example,
to change 21.57 hours to hours, minutes, seconds:
Press Display
21.57 Key in the decimal time.
ose
Reset
display
format
to
FIX 4.
a This is 21 hours, 34
minutes, 12 seconds.

HP HP-67 Specifications

General

Brand	HP
Model	HP-67
Category	Calculator
Language	English