Decimal Multiplication and Properties

Decimal Multiplication and Properties

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Flashcard

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Mathematics

5th Grade

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15 questions

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1.

FLASHCARD QUESTION

Front

What happens to the product when I multiply a decimal by a decimal?

Back

The product is a smaller number.

2.

FLASHCARD QUESTION

Front

When I move my decimal to the right, what happens to the number?

Back

The number gets bigger.

3.

FLASHCARD QUESTION

Front

How do I estimate the product of 3.46 x 2.9?

Back

Estimate by rounding to 3 x 3 = 9.

4.

FLASHCARD QUESTION

Front

Where do I place the decimal point in the product of 346 x 29 to get 10.034?

Back

Place the decimal point two places from the right.

5.

FLASHCARD QUESTION

Front

What is the grid model used for in decimal multiplication?

Back

It visually represents the multiplication of decimals and whole numbers.

6.

FLASHCARD QUESTION

Front

What is the tape/bar model in multiplication?

Back

It is a visual representation that shows the relationship between the factors and the product.

7.

FLASHCARD QUESTION

Front

What is the product of 0.5 x 0.2?

Back

The product is 0.1.

8.

FLASHCARD QUESTION

Front

If I multiply 4.5 by 10, what happens to the decimal?

Back

The decimal moves one place to the right, resulting in 45.

9.

FLASHCARD QUESTION

Front

What is the result of multiplying a decimal by a whole number?

Back

The product is a decimal.

10.

FLASHCARD QUESTION

Front

What is the property of multiplication that states changing the order of factors does not change the product?

Back

Commutative Property of Multiplication.

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