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Basic Keyboard/GENERAL MATHEMATICS USING THE SHARP EL-9900
Copyright © 2002, Sharp Electronics Corporation. Permission is granted to photocopy for educational use only.
3. Add 20% to 300.
STEP 1: Enter 300 by pressing 3 0 0 .
STEP 2: Add by pressing the + key.
STEP 3: Enter 20% by pressing 2 0 2ndF % ×
3 0 0 ENTER .
The answer is 360.
4. Subtract 40% from 200.
STEP 1: Enter 200 by pressing 2 0 0 .
STEP 2: Subtract by pressing the – key.
STEP 3: Enter 40% by pressing 4 0 2ndF % ×
2 0 0 ENTER .
The answer is 120.
PERCENTS (continued)
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