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Homeby Witness Moecki
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RE: Daily quiz #001 - Time to crack our brain #steembounty

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blog-beginner (53)in #mathematics • 7 years ago

44 + 4 = 16 + 4 = 20
99 + 9 = 81 + 9 = 90

7 years ago in #mathematics by blog-beginner (53)
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