Multiplication 2 digit by 1 digit

Front

What is multiplication?

Back

Multiplication is a way to add a number to itself a certain number of times. For example, 3 multiplied by 4 means adding 3 four times: 3 + 3 + 3 + 3 = 12.

Tags

CCSS.3.OA.A.1

Front

What does 2-digit by 1-digit multiplication mean?

Back

It means multiplying a number that has two digits (like 65) by a number that has one digit (like 4).

Tags

CCSS.4.NBT.B.5

Front

What is the product of 65 and 4?

Back

260

Tags

CCSS.4.NBT.B.5

Front

What is the product of 73 and 5?

Back

365

Tags

CCSS.4.NBT.B.5

Front

What is the product of 29 and 9?

Back

261

Tags

CCSS.4.NBT.B.5

Front

What is the product of 16 and 6?

Back

96

Tags

CCSS.4.NBT.B.5

Front

How do you solve 65 x 4?

Back

You can break it down: (60 x 4) + (5 x 4) = 240 + 20 = 260.

Tags

CCSS.3.OA.C.7

Front

What is the first step in multiplying 2-digit numbers?

Back

Multiply the 1's place of the 2-digit number by the 1-digit number.

Tags

CCSS.4.NBT.B.5

Front

What is the second step in multiplying 2-digit numbers?

Back

Multiply the 10's place of the 2-digit number by the 1-digit number.

Tags

CCSS.4.NBT.B.5

Front

What do you do after multiplying both places in 2-digit multiplication?

Back

Add the results of both multiplications together.

Tags

CCSS.4.NBT.B.5