Two-Digit by Two-Digit Multiplication

Front

What is the process of multiplying two-digit numbers called?

Back

Two-Digit Multiplication.

Tags

CCSS.4.NBT.B.5

Front

How do you multiply two-digit numbers using the standard algorithm?

Back

1. Multiply the ones digit of the bottom number by each digit of the top number. 2. Multiply the tens digit of the bottom number by each digit of the top number, shifting one position to the left. 3. Add the results together.

Tags

CCSS.4.NBT.B.5

Front

What is the product of 58 and 58?

Back

3,364.

Tags

CCSS.4.NBT.B.5

Front

What is the product of 26 and 87?

Back

2,262.

Tags

CCSS.4.NBT.B.5

Front

What is the product of 43 and 52?

Back

2,236.

Tags

CCSS.4.NBT.B.5

Front

What is the product of 34 and 30?

Back

1,020.

Tags

CCSS.4.NBT.B.5

Front

What is the product of 86 and 11?

Back

946.

Tags

CCSS.4.NBT.B.5

Front

What is the importance of estimating products before calculating?

Back

Estimating helps to check the reasonableness of the final answer.

Front

What is the distributive property in multiplication?

Back

The distributive property states that a(b + c) = ab + ac, allowing you to break down complex multiplication into simpler parts.

Tags

CCSS.3.OA.B.5

Front

How can you check your multiplication answer?

Back

You can check your answer by using the inverse operation (division) or by estimating.

Tags

CCSS.4.NBT.B.6