@Opera-Comments-Bot said in Simple Calculator:
Here you can post comments about Simple Calculator extension, created by allenonmer
"Nice and straightforward tool 
sometimes simple is all you need for quick calculations.
Latest posts made by mycalsuite
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Opera add-onsRE: Simple Calculator
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Opera add-onsRE: Percentage Calculator
Great addition
Percentage calculators are quite useful. I also frequently utilize online ones, such as MyCalSuite, particularly for instant analytics and savings.