Arrange Four 9's

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?




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Solve this riddle by finding the odd one out from the rest.

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Okay before we begin with the puzzle, do keep in mind that you have to answer it quickly.

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Amazing Facts

Word ladder puzzle

The word ladder puzzle was invented by Lewis Carroll, author of Alice’s Adventures in Wonderland.