Math Problem Statement

Simplify and evaluate the mathematical expression provided in the image.

Solution

The image you provided contains a complex mathematical expression involving fractions, operations, and parentheses. Let's break it down step by step to simplify it.

To solve the expression, we will first simplify the components within the parentheses and fractions, and then proceed with the arithmetic operations according to the order of operations (PEMDAS).

Let me simplify this for you.

I'll begin by interpreting and solving the first part of the equation.Let’s start by analyzing the expression and solving it step by step.

The expression inside the brackets appears to be:

[3,2+270,70,613(3,82116)1,4515315]:4388\left[ \frac{3,2 + \frac{2}{7} \cdot 0,7}{0,6 - \frac{1}{3}} - \frac{(3,8 - \frac{2}{1} \cdot \frac{1}{6}) \cdot 1,4}{\frac{5}{15} - 3 \cdot \frac{1}{5}} \right] : \frac{4}{3} \cdot \frac{8}{8}

Step 1: Handle each component of the expression.

First, let’s tackle the numerator and denominator within each fraction and simplify them.

1.1 Numerator for the first fraction:

3,2+270,7=3.2+(270.7)3,2 + \frac{2}{7} \cdot 0,7 = 3.2 + \left( \frac{2}{7} \cdot 0.7 \right) 270.7=20.77=1.470.2\frac{2}{7} \cdot 0.7 = \frac{2 \cdot 0.7}{7} = \frac{1.4}{7} \approx 0.2 3.2+0.2=3.43.2 + 0.2 = 3.4

1.2 Denominator for the first fraction:

0,613=0.60.3333=0.26670,6 - \frac{1}{3} = 0.6 - 0.3333 = 0.2667

Thus, the first fraction becomes: 3.40.266712.75\frac{3.4}{0.2667} \approx 12.75

1.3 Now, for the second part of the numerator:

(3.82116)1.4(3.8 - \frac{2}{1} \cdot \frac{1}{6}) \cdot 1.4 Simplify the expression inside the parentheses: 3.8(216)=3.80.3333=3.46673.8 - \left( 2 \cdot \frac{1}{6} \right) = 3.8 - 0.3333 = 3.4667 Now multiply by 1.4: 3.46671.4=4.8463.4667 \cdot 1.4 = 4.846

1.4 Denominator for the second fraction:

515315=130.6=0.267\frac{5}{15} - 3 \cdot \frac{1}{5} = \frac{1}{3} - 0.6 = -0.267

Thus, the second fraction becomes: 4.8460.26718.15\frac{4.846}{-0.267} \approx -18.15

Step 2: Subtract the two results:

12.75(18.15)=12.75+18.15=30.912.75 - (-18.15) = 12.75 + 18.15 = 30.9

Step 3: Final part of the expression:

4388=43\frac{4}{3} \cdot \frac{8}{8} = \frac{4}{3}

Thus, the entire expression becomes: 30.9:43=30.9×34=23.17530.9 : \frac{4}{3} = 30.9 \times \frac{3}{4} = 23.175

Final Answer:

The result of the expression is approximately 23.1823.18.

Would you like any further details on the steps, or have other questions on the process? Here's a list of related questions that might interest you:

  1. How do I simplify complex fractions in expressions like this?
  2. Can you explain the order of operations in more detail?
  3. How do I handle operations inside parentheses more effectively?
  4. What are some strategies for solving expressions with mixed fractions?
  5. How do I approach solving equations involving multiple terms and fractions?

Tip: When simplifying expressions with fractions, it helps to convert them into decimals or use common denominators to make calculations easier.

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Math Problem Analysis

Mathematical Concepts

Fractions
Order of Operations (PEMDAS)
Arithmetic with Decimals
Simplification of Complex Expressions

Formulas

Fraction Multiplication: (a/b) * (c/d) = (a*c) / (b*d)
Fraction Division: (a/b) ÷ (c/d) = (a/b) * (d/c)
Basic Arithmetic Operations: Addition, Subtraction, Multiplication, Division

Theorems

Order of Operations (PEMDAS): Parentheses, Exponents, Multiplication/Division, Addition/Subtraction

Suitable Grade Level

Grades 8-10