Math Problem Statement
Effectuer les opérations suivantes : A = -6 × (-4 - 1), B = 9 × [2 - (7 - 10)], C = -4 + 20 ÷ (-2), D = -11 - (-5)
Solution
Let's solve the operations one by one from the image:
- First, simplify the expression inside the parentheses:
- Now, multiply by :
- First, simplify the expression inside the inner parentheses:
- Now, simplify the expression inside the square brackets:
- Multiply by 9:
- Perform the division first:
- Now, add the result to :
- Simplify the double negative:
Summary of Results:
Would you like further details or have any questions?
Related questions:
- What would happen if instead of ?
- How would the solution change for if the expression inside the brackets was ?
- Can you solve instead of dividing by ?
- What if instead of subtracting the negative?
- How would changing the multiplication in to division affect the result?
Tip:
Always follow the order of operations: parentheses first, then exponents, followed by multiplication/division, and finally addition/subtraction (PEMDAS).
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Math Problem Analysis
Mathematical Concepts
Algebra
Arithmetic Operations
Negative Numbers
Order of Operations (PEMDAS)
Formulas
Multiplication of negative numbers
Simplification of expressions
Division of integers
Addition/Subtraction of integers
Theorems
Basic properties of addition and multiplication with negative numbers
Suitable Grade Level
Grades 5-7