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This is a very useful key in more complex calculations. Find the
calculator.
Example
4
1
×
-- -
-- -
is the same as
4
7
7
You can input this in your calculator by pressing
The answer should be 0.571428571. This would be the same as if you just typed 4
Take another example
4
------------------------- -
(
) 7
×
8
+
3
Type:
The answer should be 0.051948051
7.
Scientific notation
Sometimes you may have numbers expressed in scientific notation, i.e., 7.24 × 10
7240. When a number is multiplied by 10
right. You can do this on the calculator by using the
Mastering the Calculator using the Sharp EL-531LH
3
, you move the decimal point three places to the
key.
19
key on your
÷ 7
3
instead of
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