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Calculator Mode - Casio SF-3990 User Manual

Casio sf-3990 diary-digital: users guide
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Press CAL to enter the Calculator Mode.
I Calculation Examples
Examples
53 123
63
963 (23 56)
(56 3
89)
123456 741852
2 ( 3)
12 23
45 23
7 5.6
2 5.6
2.3 12
4.5 12
45
9.6
78
9.6
12% of 1500
Percentage of 660
against 880
15% add-on of 2500
25% discount of 3500
E-22

Calculator Mode

e
5.2 63
56
Operation
q
53
125 (Error) +
w
w
e
23
56
w
r
q
3
89
5.2
e
123456
741852
e
2
qq
23
ww
5.6
ee
12
rr
9.6
e
1500
r
660
e
2500
15
e
3500
25
Display
a
C
123 +
u
63
u
963
u
63
78.19230769
u
E 9.158608051
C
9.158608051
a
;u
3
u
12
K
u
45
K
u
7
K
u
2
K
u
2.3
K
u
4.5
K
u
45
K
u
78
K
t
12
t
880
tq
tw
0.
125.
123.
113.
31779.
0.
6.
35.
68.
1.4
3.6
27.6
54.
4.6875
8.125
180.
75.
2875.
2625.

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