Don't listen to anyone who tells you that the VALUE function in Microsoft Excel is obsolete. You'll probably seldom need to use it on its own, but when combined with other functions, it's still as ...

The so-called frantic 50s and swinging 60s are decades meaning time spans of 10 years, but when we use that term decades in engineering, we are referring to numerical values in 10-to-1 ratios. “Ten” ...