0 1 2 3 4 5 6 7 8 9 + - × ÷ = Are you sure you want to clear the canvas? Yes No Are you sure you want to clear the canvas? Yes No 0 1 2 3 4 5 6 7 8 9 + - × ÷ =

 

 

 

 
 

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الدوائر الملونة