Comment on So wise.

Botzo@lemmy.world ⁨1⁩ ⁨day⁩ ago

Great for calculating tips!

Let’s see: the bill was $138.72, so I just need 138.72% of 20. And we can subtract 100% and just add the 20 back at the end, then convert the percentage to a decimal so (.3872 * 20) + 20 = 7.744 + 20 or $27.74.

Easy!

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