Q-Connect KF11507 Mode D'emploi page 4

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Add 6% tax to a €20 purchase
Calculate 20% discount from €150
80 x 9 = 720 +
50 x 6 = 300 –
20 x 3 = 60 +
Mark up €150 by 20%
Calculate the mark up where the cost price is €80 and
the selling price is €150
12 x 35 = 420
REPLACING THE BATTERY
. Remove the screws that hold the back cover in
place and remove the cover and the old battery.
. Wipe the new battery with a dry soft cloth and
place it into the calculator with the positive (+) side
facing up.
. Replace the back cover and secure with the screws.
. Press [ON/C] to turn the power on.
. Note: A dead battery can leak and damage the
calculator if left in the battery compartment for
long periods.
CARE AND MAINTENANCE
. Keep the calculator dry. If it gets wet, dry before
use.
4
[2][0][+][6][%]
[1][5][0][x][2][0][%]
[8][0][x][9][M+]
[5][0][x][6][M-]
[2][0][x][3][M+]
[MR]
[MC]
[1][5][0][x][2][0][MU]
[1][5][0][-][8][0][MU]
[1][2][x][3][4][►][5][=]
21.20
30.
720.
300.
60.
480.
480.
180.
87,5
420