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