Casio SF-3990 Calculator Mode, ■Calculation Examples

Calculator Mode

Press CAL to enter the Calculator Mode.

■Calculation Examples

				Examples					Operation		Display
									a		0.
53 +				123 −				63 =	53q125 (Error)	+	125.
									C123	+	123.
									w63u		113.
963 ⋅ (23 −								56) =	23w56e963u		− 31779.
(56 ⋅				3 −			89) ⎟ 5.2 + 63 =		56e3w89r5.2q63u	78.19230769
123456 ⋅ 741852 =									123456e741852u	E 9.158608051
									C	9.158608051
									a		0.
2 ⋅ (− 3) =									2e3;u		− 6.
12 +				23 =					23qq12u	K +	35.
45		+		23		=			45u	K +	68.
7 −			5.6 =						5.6ww7u	K −	1.4
2	−		5.6		=				2u	K −	− 3.6
2.3 ⋅				12			=		12ee2.3u	K ⋅	27.6
4.5			⋅	12			=		4.5u	K ⋅	54.
45 ⎟				9.6			=		9.6rr45u	K ⎟	4.6875
78		⎟		9.6			=		78u	K ⎟	8.125
12% of 1500									1500e12t		180.
Percentage of 660									660r880t		75.
against 880
15% add-on of 2500									2500e15tq		2875.
25% discount of 3500									3500e25tw		2625.

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