Multiplying 2 digit by 1 digit

Front

What is multiplication?

Back

Multiplication is a mathematical operation where a number is added to itself a certain number of times.

Tags

CCSS.3.OA.A.1

Front

What does it mean to multiply a 2-digit number by a 1-digit number?

Back

It means to take a number that has two digits and multiply it by a number that has one digit.

Tags

CCSS.4.NBT.B.5

Front

What is the product of 45 and 8?

Back

The product of 45 and 8 is 360.

Tags

CCSS.4.NBT.B.5

Front

What is the product of 73 and 5?

Back

The product of 73 and 5 is 365.

Tags

CCSS.4.NBT.B.5

Front

What is the product of 79 and 4?

Back

The product of 79 and 4 is 316.

Tags

CCSS.4.NBT.B.5

Front

What is the product of 18 and 5?

Back

The product of 18 and 5 is 90.

Tags

CCSS.4.NBT.B.5

Front

What is the product of 89 and 9?

Back

The product of 89 and 9 is 801.

Tags

CCSS.4.NBT.B.5

Front

How do you multiply a 2-digit number by a 1-digit number?

Back

You can break the 2-digit number into tens and ones, multiply each part by the 1-digit number, and then add the results.

Tags

CCSS.4.NBT.B.5

Front

What is the first step in multiplying 45 by 8?

Back

Multiply 8 by the 5 (ones place) in 45.

Tags

CCSS.4.NBT.B.5

Front

What is the second step in multiplying 45 by 8?

Back

Multiply 8 by the 4 (tens place) in 45.

Tags

CCSS.4.NBT.B.5