BASIC CALCULATOR
Type or tap keys • ENTER/= gives result • I=instructions • NO SCROLL
ESC=clear • BKSP=delete • supports ( ) and .
0
0
TIPS
Use ( ) to control order
Press ENTER or = to finish
Example: (12+7)×3 = 57
HISTORY
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HOW TO USE
1) Type or tap the keypad
2) Use ( ) for brackets
3) Press ENTER / = for result
4) ESC clears • BKSP deletes
KEYBOARD
0–9 . ( ) + - * /
ENTER or = → result
BKSP → delete • ESC → clear
EXAMPLES
12 + 7 = 19
25 − 9 = 16
6 × 8 = 48
45 ÷ 5 = 9
(12+7)×3 = 57
NOTES
Division by 0 shows ERR
Preview updates when the expression is valid
Press P to return to Page 1
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0
0
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HOW TO USE
1) Tap keys or type
2) ( ) for brackets • . for decimals
3) ENTER / = for result
4) ESC clears • BKSP deletes
KEYS
0–9 . ( ) + - * /
ENTER/= result
BKSP delete • ESC clear
EXAMPLES
12 + 7 = 19
25 − 9 = 16
6 × 8 = 48
45 ÷ 5 = 9
(12+7)×3 = 57
NOTES
If an expression is incomplete, preview stays dim
Division by 0 shows ERR
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