The result of the expression \( 86 \times (0.51 - 0.36) \times 5.2 \div 15 \) is approximately 4.472.

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Here are five related questions for further exploration:
1. What is the result of a similar calculation with different values, such as \( 100 \times (0.45 - 0.30) \times 4.5 \div 12 \)?
2. How does altering the order of operations affect this calculation?
3. Can you express the above calculation using fractions instead of decimals?
4. How does increasing the value of \( 86 \) affect the outcome?
5. What happens to the result if you change the division by \( 15 \) to a multiplication by \( 15 \)?

**Tip**: Remember that the order of operations (PEMDAS) is essential in ensuring accurate results when calculating complex expressions.

Solve the arithmetic expression 86 * (0.51 - 0.36) * 5.2 ÷ 15 with a step-by-step guide. This example covers the use of decimals, multiplication, division, and the importance of applying the order of operations (PEMDAS). Suitable for students in Grades 6-8.

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