Introduction to Multiplication

Front

What is multiplication?

Back

Multiplication is a mathematical operation that represents the repeated addition of a number. For example, 3 x 4 means adding 3 four times (3 + 3 + 3 + 3).

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CCSS.3.OA.A.1

Front

What is the product of 5 and 3?

Back

The product of 5 and 3 is 15, as represented by the equation 5 x 3 = 15.

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CCSS.3.OA.C.7

Front

How can you represent multiplication using an array?

Back

An array can visually represent multiplication by arranging objects in rows and columns. For example, a 5 x 3 array has 5 rows and 3 columns.

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CCSS.3.OA.A.1

Front

What is repeated addition?

Back

Repeated addition is the process of adding the same number multiple times, which is equivalent to multiplication. For example, 4 x 3 can be expressed as 4 + 4 + 4.

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CCSS.3.OA.A.1

Front

What is the relationship between rows and columns in multiplication?

Back

In multiplication, rows represent one factor and columns represent another factor. The total number of items is the product of the two factors.

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CCSS.3.OA.A.1

Front

What does the equation 7 x 5 represent in terms of repeated addition?

Back

The equation 7 x 5 represents the repeated addition of 7 five times, which can be written as 7 + 7 + 7 + 7 + 7.

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CCSS.3.OA.A.1

Front

What is a rectangular array?

Back

A rectangular array is an arrangement of objects in rows and columns that can be used to visualize multiplication.

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CCSS.4.NBT.B.5

Front

How do you identify the number of rows and columns in an array?

Back

The number of rows is the count of horizontal lines of objects, while the number of columns is the count of vertical lines of objects.

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CCSS.2.OA.C.4

Front

What is the equation for a rectangular array with 5 rows and 3 columns?

Back

The equation for a rectangular array with 5 rows and 3 columns is 5 x 3 = 15.

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CCSS.3.OA.A.1

Front

What is the difference between rows and columns?

Back

Rows run horizontally (left to right), while columns run vertically (up and down).