Sharp EL-9900 Operation Manual page 21

Set up the
calculator
before
calculation
Enter fractions
Answer:
1. Press # to enter the
calculation screen.
2. Press C to clear the
display.
3. Press 3 b 4 '.
4. Press b 18 '.
5. Press E.
Now we have found
doughnut, how many cups are required for 60 doughnuts?
If you want to use the answer of the previous calculation, press
b and you do not have to reenter the value.
6. Press @ b |, or directly | (multiplication).
×
"Ans " is displayed. ANS is a calculator specific variable which
indicates the answer of calculations just before.
* When you enter
(division), it is not required to press b.
÷
7. Press 60.
8. Press E.
1
2 cups of warm milk are required for making 60 doughnuts.
2
1
of a cup of warm milk is required per one
24
+ –
(addition), (subtraction),
Chapter 1: Getting Started
×
(multiplication),
11