Casio SF-3990, User Manual

Page: 24 / 31

E-22
Calculator Mode
Press CAL to enter the Calculator Mode.
■
Calculation Examples
Examples Operation Display
a
0.
53
+
123
−
63
=
53
q
125 (Error) + 125.
C 123 + 123.
w 63 u 113.
963
×
(23
−
56)
=
23 w 56 e 963 u
−
31779.
(56
×
3
−
89)
÷
5.2
+
63
=
56 e 3 w 89 r 5.2 q 63 u 78.19230769
123456
×
741852
=
123456 e 741852 u E 9.158608051
C
9.158608051
a
0.
2
×
(
−
3)
=
2
e
3
; u
−
6.
12
+
23
=
23
qq
12
u
K
+
35.
45
+
23
=
45 u K + 68.
7
−
5.6
=
5.6
ww
7
u
K
−
1.4
2
−
5.6
=
2 u K −
−
3.6
2.3
×
12
=
12 ee 2.3 u K × 27.6
4.5
×
12
=
4.5
u
K
×
54.
45
÷
9.6
=
9.6
rr
45
u
K
÷
4.6875
78
÷
9.6
=
78
u
K
÷
8.125
12% of 1500 1500
e
12
t
180.
Percentage of 660 660
r
880
t
75.
against 880
15% add-on of 2500 2500
e
15
tq
2875.
25% discount of 3500 3500
e
25
tw
2625.