Why doesn't 0.1 + 0.2 equal 0.3 in Java? Trying BigDecimal for monetary calculations

I added 0.1 and 0.2 to check if they equal 0.3, but it returned false. The formula should be correct, so why?This is a ...
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Minecraft Is Getting Its First New Dimension in Over 14 Years

Minecraft developer Mojang has announced that the Sift is coming to Java and Bedrock Edition in 2027 — the game's first new dimension in over 14 years. As revealed at Minecraft LIVE September 2026, ...