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Subtração matemática

Track :

Mathematics

Course Presenter :

Gis com Giz Matemática

Lessons no : 115

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What will you learn in this course?
  • Master subtraction concepts using concrete materials, number lines, and mental calculation techniques for real-world problem solving
  • Apply subtraction strategies to solve contextualized daily life problems accurately and efficiently
  • Develop logical reasoning skills through progressive exercises involving subtraction properties and relationships with addition
  • Utilize decomposition methods to simplify complex subtraction problems and improve calculation speed and accuracy
  • Implement subtraction verification techniques to ensure correct results in practical mathematical applications
  • Enhance understanding of subtraction as the difference between numbers and its use in measuring distances and remaining quantities
  • Integrate subtraction with other arithmetic operations to solve multi-step mathematical problems confidently
  • Use interactive tools and visual aids to strengthen comprehension of subtraction concepts and improve mental math skills

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Lessons | 115
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Subtração matemática, ensina de forma clara e interativa o conceito e a aplicação da operação de subtrair, uma das quatro bases da aritmética. O aluno aprende que a subtração representa a diferença entre dois números e é usada para calcular o que resta, o que falta ou a distância entre quantidades. O curso apresenta estratégias variadas, como o uso de material concreto, reta numérica, decomposição e cálculo mental, ajudando o estudante a compreender o significado da operação e desenvolver precisão nos resultados. São exploradas situações do cotidiano, problemas contextualizados e exercícios progressivos que fortalecem o raciocínio lógico. Além disso, o curso aborda propriedades, relação entre adição e subtração e técnicas de verificação de resultados, tornando o aprendizado mais prático e confiante. Gis com Giz Matemática