AMSTRAD CPC464 - Addition; Division; Multiplication; Subtraction

ADDITION
(use [SHIFT] and ; keys for plus)
Type:
? 3 + 3 [ENTER]
6
(note that you do not type in the equals sign =)
Type:
? 8 + 4 [ENTER]
12
SUBTRACTION
(use unshifted = key for minus)
Type:
? 4 - 3 [ENTER]
1
Type:
? 8 - 4 [ENTER]
4
MULTIPLICATION
(Use [SHIFT] and : keys for multiply (* means X)
Type:
? 3 * 3 [ENTER]
9
Type:
? 8 * 4 [ENTER]
32
DIVISION
(use unshifted ? key for divide ( / means ÷)
Type:
? 3 / 3 [ENTER]
1
Type:
?8/4
2