拡張機能
開発者 'b1e2c613-5c37-4e89-881a-a448c9dd0c4d' の検索結果数： 2
Percentage Decrease Calculator
Quickly calculate the percentage decrease between two numbers directly from your browser.
Hex Calculator
Perform quick and accurate hexadecimal calculations — addition, subtraction, multiplication, and division with remainder — directly in your Opera browser.
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