Double Digit Multiplication

Front

What is double digit multiplication?

Back

Double digit multiplication is the process of multiplying two numbers that each have two digits, such as 25 and 14.

Tags

CCSS.4.NBT.B.5

Front

How do you multiply 25 x 14?

Back

To multiply 25 x 14, you can break it down: (20 + 5) x (10 + 4) = 20x10 + 20x4 + 5x10 + 5x4 = 200 + 80 + 50 + 20 = 350.

Tags

CCSS.5.NBT.B.5

Front

What is the product of 12 x 17?

Back

The product of 12 x 17 is 204.

Tags

CCSS.4.NBT.B.5

Front

If a delivery driver makes 62 stops each day, how do you find the total stops after 21 days?

Back

Multiply the number of stops per day by the number of days: 62 x 21 = 1,302.

Front

How many players are there if there are 29 teams with 24 players each?

Back

Multiply the number of teams by the number of players per team: 29 x 24 = 696.

Front

What is the formula for double digit multiplication?

Back

The formula involves breaking down each number into tens and ones, multiplying each part, and then adding the results.

Tags

CCSS.4.NBT.B.5

Front

What is the total revenue if 74 puppies are sold at $65 each?

Back

Multiply the number of puppies by the price per puppy: 74 x 65 = $4,810.

Tags

CCSS.3.OA.D.8

Front

What is the first step in double digit multiplication?

Back

The first step is to multiply the tens place of the first number by the tens place of the second number.

Tags

CCSS.4.NBT.B.5

Front

What do you do after multiplying the tens places in double digit multiplication?

Back

Next, multiply the tens place of the first number by the ones place of the second number, and vice versa.

Tags

CCSS.4.NBT.B.5

Front

What is the last step in double digit multiplication?

Back

Add all the products together to get the final answer.

Tags

CCSS.4.NBT.B.5