0.4(-1.08) =
Understand the Problem
The question is asking us to calculate the product of 0.4 and -1.08.
Answer
$$ -0.432 $$
Answer for screen readers
$$ -0.432 $$
Steps to Solve
- Identify the Numbers to Multiply
We need to multiply $0.4$ by $-1.08$.
- Multiply the Absolute Values
Calculate the product of the absolute values: $$ 0.4 \times 1.08 = 0.432 $$
- Apply the Sign
Since we are multiplying a positive number ($0.4$) by a negative number ($-1.08$), the product will be negative: $$ 0.4 \times -1.08 = -0.432 $$
$$ -0.432 $$
More Information
The calculation shows that multiplying a positive number by a negative number results in a negative product. This is a fundamental rule in arithmetic.
Tips
- Ignoring the Sign: Sometimes, students forget that multiplying a positive by a negative results in a negative product. Always remember to check the signs of the numbers.
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