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... then you would multiply the intermediate result by 7:
Solve the problem in the same way on the HP 33s, starting inside the
parentheses:
Keys:
Ï
12
3
You don't need to press
proceeding; since it is a calculated result, it is saved automatically.
Keys:
¸
7
Now study the following examples. Remember that you need to press
only to separate sequentially–entered numbers, such as at the beginning of a
problem The operations themselves (
numbers and save intermediate results. The last result saved is the first one
retrieved as needed to carry out the calculation.
Calculate 2 ÷ (3 + 10):
Keys:
Ï
3
10
w ¯
2
Calculate 4 ÷ [14 + (7 × 3) – 2] :
Keys:
Ï
7
3
Ù
Ã
14
2
w
4
¯
File name 33s-E-Manual-1008-Publication(1st).doc
Printed Date : 2003/10/8
(12 + 3) = 1 5
(15) × 7 = 105
Display:
Ù
Ï
Display:
Display:
Ù
Display:
¸
RPN: The Automatic Memory Stack
Size : 13.7 x 21.2 cm
Description:
Calculates the intermediate result first.
to save this intermediate result before
Description:
Pressing the function key produces the
answer. This result can be used in
further calculations.
Ù
Ã
,
, etc.) separate subsequent
Description:
Calculates (3 + 10) first.
Puts 2 before 13 so the division is
correct: 2 ÷ 13.
Description:
Calculates (7 × 3).
Calculates denominator.
Puts 4 before 33 in preparation for
division.
Calculates 4 ÷ 33, the answer.
Page : 386
Ï
2–11
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