Partial Products /Partitioning rectangles multiplication

Partial Products /Partitioning rectangles multiplication

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Flashcard

Mathematics

4th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is partial products multiplication?

Back

Partial products multiplication is a method where you break down one or both of the numbers into smaller, more manageable parts (or partial products) and then add those products together to get the final answer.

2.

FLASHCARD QUESTION

Front

How do you partition a rectangle for multiplication?

Back

To partition a rectangle for multiplication, you divide the rectangle into smaller rectangles based on the place values of the numbers being multiplied. Each smaller rectangle represents a partial product.

3.

FLASHCARD QUESTION

Front

What is the first step in using partial products to solve 2,396 * 5?

Back

The first step is to break down 2,396 into its place values: 2,000 + 300 + 90 + 6.

4.

FLASHCARD QUESTION

Front

Calculate the partial products for 2,396 * 5.

Back

2,396 * 5 = (2,000 * 5) + (300 * 5) + (90 * 5) + (6 * 5) = 10,000 + 1,500 + 450 + 30 = 11,980.

5.

FLASHCARD QUESTION

Front

What is the result of 29 * 6 using partial products?

Back

29 * 6 = (20 * 6) + (9 * 6) = 120 + 54 = 174.

6.

FLASHCARD QUESTION

Front

How do you solve 542 * 7 using partitioning?

Back

Break down 542 into 500 + 40 + 2, then multiply each part by 7: (500 * 7) + (40 * 7) + (2 * 7) = 3,500 + 280 + 14 = 3,794.

7.

FLASHCARD QUESTION

Front

What is the answer to 28 * 4 using partial products?

Back

28 * 4 = (20 * 4) + (8 * 4) = 80 + 32 = 112.

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