
Operações com Números Inteiros
Flashcard
•
Mathematics
•
7th Grade
•
Practice Problem
•
Easy
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25 questions
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1.
FLASHCARD QUESTION
Front
Back
Answer explanation
Para calcular a soma de 7 e -3, fazemos 7 + (-3) = 7 - 3 = 4. Portanto, a resposta correta é 4.
2.
FLASHCARD QUESTION
Front
Back
Answer explanation
Para calcular a diferença, subtraímos 20 de 15: 15 - 20 = -5. Portanto, a resposta correta é -5.
3.
FLASHCARD QUESTION
Front
Back
Answer explanation
Para calcular o produto de (-4) e 6, multiplicamos os números. O resultado é -24, pois um número negativo multiplicado por um número positivo resulta em um número negativo. Portanto, a resposta correta é -24.
4.
FLASHCARD QUESTION
Front
Back
Answer explanation
Para calcular \( \frac{-18}{3} \), dividimos -18 por 3. O resultado é -6, pois um número negativo dividido por um positivo resulta em um negativo. Portanto, a resposta correta é \(-6\).
5.
FLASHCARD QUESTION
Front
Back
Answer explanation
Para calcular a soma de (-8) + 12, somamos os números: -8 + 12 = 4. Portanto, a resposta correta é 4.
6.
FLASHCARD QUESTION
Front
Back
Answer explanation
Para calcular a diferença, resolvemos a expressão: (-5) - (-9) = -5 + 9 = 4. Portanto, a resposta correta é 4.
7.
FLASHCARD QUESTION
Front
Back
Answer explanation
Para calcular o produto de 5 e -7, multiplicamos os números. O resultado é -35, pois um número positivo multiplicado por um negativo resulta em um negativo. Portanto, a resposta correta é -35.
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