Concept explainers
Use mental math to find each product.
To find the product:
Answer to Problem 36P
2382
Explanation of Solution
Given:
Concept Used:
Commutative property of multiplication:
Calculation:
In order to find the product:
First, use commutating property of multiplication, as
Now, multiply the factor(397) digit by digit with 6, and keep writing down the carry to add also. This is done as:
Thus,
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High School Math 2012 Common-core Algebra 1 Practice And Problem Solvingworkbook Grade 8/9
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