Multiplying by Two-Digit Numbers: Lesson 1

Front

What is multiplication?

Back

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

Tags

CCSS.3.OA.A.1

Front

What is a two-digit number?

Back

A two-digit number is any number from 10 to 99, which consists of two digits. For example, 34 and 57 are two-digit numbers.

Tags

CCSS.1.NBT.A.1

Front

What does the term 'product' mean in multiplication?

Back

The product is the result of multiplying two or more numbers together. For example, the product of 6 and 4 is 24.

Tags

CCSS.3.OA.A.1

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.

Tags

CCSS.4.NBT.B.5

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac. It allows you to multiply a number by a sum by distributing the multiplication.

Tags

CCSS.3.OA.B.5

Front

Calculate 40 x 5.

Back

The product of 40 and 5 is 200.

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CCSS.4.NBT.B.5

Front

Calculate 57 x 34.

Back

The product of 57 and 34 is 1,938.

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CCSS.5.NBT.B.5

Front

Calculate 83 x 74.

Back

The product of 83 and 74 is 6,142.

Tags

CCSS.5.NBT.B.5

Front

Calculate 36 x 59.

Back

The product of 36 and 59 is 2,124.

Tags

CCSS.4.NBT.B.5

Front

What is a partial product in multiplication?

Back

A partial product is the result of multiplying a single digit of one number by the entire other number, used in the process of long multiplication.

Tags

CCSS.4.NBT.B.5