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Mathematics, 25.02.2021 17:00 idk8348

Na multiplicação abaixo, cada letra representa um algarismo do sistema decimal de numeração. ABC x 9 7DC6 O valor de A + B + C + D é: A: 22 B: 20 C: 24 D: 21 E: 23

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Na multiplicação abaixo, cada letra representa um algarismo do sistema decimal de numeração. ABC x 9...
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