Front

What is double digit multiplication?

Back

Double digit multiplication is the process of multiplying two numbers that each have two digits, such as 23 x 45.

Front

What is the product of 10 and 20?

Back

200

Front

What is the product of 90 and 90?

Back

8100

Front

What is the product of 99 and 50?

Back

4950

Front

What is the product of 20 and 70?

Back

1400

Front

What is the product of 99 and 99?

Back

9801

Front

How do you multiply two double-digit numbers?

Back

To multiply two double-digit numbers, you can use the area model, lattice method, or traditional multiplication algorithm.

Front

What is the area model in multiplication?

Back

The area model involves breaking down numbers into tens and ones, creating a rectangle, and finding the area of each section.

Front

What is the traditional algorithm for double digit multiplication?

Back

The traditional algorithm involves multiplying each digit of the bottom number by each digit of the top number and then adding the results.

Front

What is a key step in double digit multiplication?

Back

A key step is to align the numbers correctly and keep track of place values.