4.NBT.5 Multiplication Review

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What is multiplication?

Back

Multiplication is a mathematical operation that represents the process of adding a number to itself a certain number of times. It is often referred to as repeated addition.

Tags

CCSS.3.OA.A.1

Front

What is the product in multiplication?

Back

The product is the result of multiplying two or more numbers together.

Tags

CCSS.3.OA.A.1

Front

How do you represent multiplication in mathematical notation?

Back

Multiplication is typically represented by the symbol '×' or '*'. For example, 4 × 5 = 20.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

What is an area model in multiplication?

Back

An area model is a visual representation of multiplication that uses rectangles to show how two numbers can be multiplied together by dividing them into parts.

Tags

CCSS.4.NBT.B.5

Front

What does it mean to multiply a number by a group?

Back

Multiplying a number by a group means to find the total amount when you have a certain number of groups, each containing the same quantity.

Tags

CCSS.3.OA.A.1

Front

How can you check your multiplication answer?

Back

You can check your multiplication answer by using the inverse operation, which is division. For example, if you calculated 4 × 5 = 20, you can check by dividing 20 by 4 or 5.

Tags

CCSS.4.NBT.B.6

Front

What is the associative property of multiplication?

Back

The associative property of multiplication states that the way in which numbers are grouped in multiplication does not change the product. For example, (2 × 3) × 4 = 2 × (3 × 4).

Tags

CCSS.3.OA.B.5

Front

What is the commutative property of multiplication?

Back

The commutative property of multiplication states that changing the order of the numbers being multiplied does not change the product. For example, 3 × 4 = 4 × 3.

Tags

CCSS.3.OA.B.5

Front

What is a factor in multiplication?

Back

A factor is a number that is multiplied by another number to get a product. For example, in the multiplication 6 × 7 = 42, both 6 and 7 are factors.

Tags

CCSS.4.OA.B.4

Front

How do you multiply a two-digit number by a one-digit number?

Back

To multiply a two-digit number by a one-digit number, you can use the distributive property, breaking the two-digit number into tens and ones, multiplying each part by the one-digit number, and then adding the results.

Tags

CCSS.4.NBT.B.5