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Mathematics, 09.12.2020 04:40 roman2328
O professor de Matemática desafiou Marina a multiplicar de cabeça 2,745 por 100. Como Marina é uma
aluna muito estudiosa, ela respondeu na hora que daria 274,5 e o professor lhe deu os parabéns. O que Marina
fez para calcular essa multiplicação de cabeça e tão rapidamente?
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O professor de Matemática desafiou Marina a multiplicar de cabeça 2,745 por 100. Como Marina é uma...
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