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 23 x 45.

Tags

CCSS.4.NBT.B.5

Front

What is the product of 50 and 50?

Back

1000

Tags

CCSS.4.NBT.B.5

Front

What is the product of 60 and 10?

Back

600

Tags

CCSS.4.NBT.B.5

Front

What is the product of 10 and 20?

Back

200

Tags

CCSS.3.NBT.A.3

Front

What is the product of 30 and 35?

Back

1050

Tags

CCSS.4.NBT.B.5

Front

What is the product of 99 and 99?

Back

9801

Tags

CCSS.4.NBT.B.5

Front

How do you multiply two double-digit numbers?

Back

To multiply two double-digit numbers, you can use the standard algorithm: multiply each digit of the first number by each digit of the second number, then add the results.

Tags

CCSS.4.NBT.B.5

Front

What is the first step in double digit multiplication?

Back

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

Tags

CCSS.4.NBT.B.5

Front

What is the second step in double digit multiplication?

Back

The second step is to multiply the tens place of the first number by the ones place of the second number and add a zero to the right.

Tags

CCSS.4.NBT.B.5

Front

What is the third step in double digit multiplication?

Back

The third step is to multiply the ones place of the first number by the tens place of the second number and add a zero to the right.

Tags

CCSS.4.NBT.B.5