To solve the expression \(-45.5 \times 7\), simply multiply the two numbers:

\[
-45.5 \times 7 = -318.5
\]

So, the result is \(-318.5\).

Do you have any questions or need further clarification?

Here are some related questions you might find interesting:

1. How does multiplying two negative numbers affect the result?
2. What is the difference between multiplying positive and negative numbers?
3. How can you verify the result of a multiplication involving negative numbers?
4. What is the impact of decimals on multiplication?
5. How would the result change if you multiplied \(-45.5\) by \(-7\)?

**Tip:** When multiplying a negative number by a positive number, the result is always negative.

Learn how to multiply -45.5 by 7 with a step-by-step solution. This problem involves multiplication of negative numbers and decimals, demonstrating the impact of these factors on the result. Suitable for students in Grades 6-8.

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