Converting between kilometers and miles becomes effortless with these mental math tricks. Learn to quickly estimate distances for everyday scenarios, from understanding international content to ...

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When I need a quick calculation, I fire up the Mac calculator, get it done, and don’t think about it much. But for complex calculations such as currency conversations or splitting bills, I reach for a ...

Greeting, fellows !<BR><BR>For a uni homework, I have to convert a very large 20-digits hexadecimal number to decimal base. I just did the problem (ouf!), and now I would like to validate the result ...