Casio FX-CG10 - Multiplication Operations Without a Multiplication Sign

2-6
u Calculation Result Display Range with
π
A calculation results is displayed using π format in the following cases.
• When the calculation result can be displayed in the form
n π
n is an integer up to |10
6
|.
• When the calculation result can be displayed in the form
a
b
c
π or
b
c
π
However, {number of
a digits + number of b digits + number of c digits} must be 8 or less
when the above
a
b
c
or
b
c
is reduced.*
1
*
2
Also, the maximum number of allowable c digits is
three.*
2
*
1
When c < b , the number of a , b , and c digits are counted when the fraction is converted
from an improper fraction (
b
c
) to a mixed fraction (
a
b
c
).
*
2
When “Manual” is specified for the Setup screen “Simplify” setting, the calculation result
may be displayed in decimal format, even if these conditions are met.
Calculation Examples
This calculation: Produces this type of display:
78 π × 2 = 156 π π format
123456 π × 9 = 3490636.164 (=
11111104
π )*
3
Decimal format
105
568
824
π = 105
71
103
π
π format
2
258
3238
π =
6.533503684
129
1619
π2
*
4
Decimal format
*
3
Decimal format because calculation result integer part is |10
6
| or greater.
*
4
Decimal format because number of denominator digits is four or greater for the
a
b
c
π form.
k Multiplication Operations without a Multiplication Sign
You can omit the multiplication sign ( × ) in any of the following operations.
• Before Type A functions ( 1 on page 2-3) and Type C functions ( 6 on page 2-3), except for
negative signs
Example 1 2sin30, 10log1.2, 2
'
3
, 2Pol(5, 12), etc.
• Before constants, variable names, memory names
Example 2 2 π , 2AB, 3Ans, 3Y
1 , etc.
• Before an open parenthesis
Example 3 3(5 + 6), (A + 1)(B – 1), etc.