Envision Math 2.0: Grade 6, Volume 2
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Envision Math 2.0: Grade 6, Volume 2 View details
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Exercise 14 Page 385

Multiply just as if they were whole numbers. Place the decimal point in the product by counting the number of decimal places in each factor.

253.75

Practice makes perfect
To find the product, we will first multiply the first two numbers just like we do with two whole numbers. Then the result of the first multiplication will be multiplied by the third number. At first, we ignore any decimal.
multiplication
The product of the first two numbers is 10 150. Now, we have to multiply this result by the third whole number. Let's do it!
multiplication
Then we place the decimal point in the product by counting the number of decimal places in each factor.
multiplication
The product of 14, 7.25, and 2.5 is 253.750, or simply 253.75.