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Multiplication and Arrays Quiz

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Questions and Answers

What is the correct sum to complete the equation 3 + + + = 6?

4
2 (correct)
1
3

If there are 4 rows of hearts, what is the multiplication equation if there are 2 hearts in each row?

4 x 2 = 6
4 x 2 = 8 (correct)
4 x 2 = 10
2 x 3 = 6

Judy arranges her marbles in 3 rows of 6. How many marbles does she have altogether?

18 (correct)
12
9
15

What multiplication equation represents an array with 5 rows and 3 squares in each row?

<p>3 x 5 = 15 (B)</p> Signup and view all the answers

How can you represent the sum 2 + 2 + 2 = 6 with a multiplication sentence?

<p>3 x 2 = 6 (A)</p> Signup and view all the answers

Flashcards

Multiplication Equation

A mathematical sentence that uses the multiplication symbol (×) to show repeated addition.

Array

A rectangular arrangement of objects in rows and columns, used to represent multiplication.

Multiplication Sentence

A mathematical sentence that uses the multiplication symbol (×) to show the product of two numbers.

Rows and Columns

Rows go across horizontally, while columns go down vertically in an array.

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Multiplication Fact

A mathematical fact that shows the product of two numbers.

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Study Notes

Multiplication and Arrays

Problem 1: Four groups of three stars. The repeated addition is 3 + 3 + 3 + 3 = 12. The multiplication sentence is 4 x 3 = 12.
Problem 2: Picture showing three groups of 2. The repeated addition is 2 + 2 + 2 = 6. The multiplication sentence is 3 x 2 = 6.
Problem 3a: Four rows of hearts with three hearts in each row. There are 12 hearts in total.
Problem 3b: The multiplication equation is 4 x 3 = 12.
Problem 4: An array of smiley faces, with 3 rows and 4 faces in each row. The multiplication equation is 3 x 4 = 12.
Problem 5: Judy's marbles are arranged in an array of 3 rows and 6 marbles in each row. There are 18 marbles in total. The multiplication equation is 3 x 6 = 18.
Problem 6: An array of 5 rows and 3 squares in each row. The multiplication equation is 5 x 3 = 15.

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Description

This quiz focuses on understanding multiplication through arrays and repeated addition. Students will solve problems related to grouping items and identifying multiplication equations. It's an engaging way to reinforce the concepts of multiplication and arrays.