Multiplication 2 digit by 2 digit

Front

What is multiplication?

Back

Multiplication is a mathematical operation that represents the repeated addition of a number. For example, 4 x 3 means adding 4 three times (4 + 4 + 4).

Tags

CCSS.3.OA.A.1

Front

What does it mean to multiply two-digit numbers?

Back

Multiplying two-digit numbers involves multiplying numbers that are between 10 and 99. For example, 23 and 45 are two-digit numbers.

Tags

CCSS.4.NBT.B.5

Front

What is the product of 95 and 72?

Back

6,840

Tags

CCSS.4.NBT.B.5

Front

What is the product of 68 and 47?

Back

3,196

Tags

CCSS.4.NBT.B.5

Front

What is the product of 92 and 38?

Back

3,496

Tags

CCSS.4.NBT.B.5

Front

What is the product of 65 and 33?

Back

2,145

Tags

CCSS.4.NBT.B.5

Front

What is the product of 83 and 70?

Back

5,810

Tags

CCSS.4.NBT.B.5

Front

How do you estimate the product of two two-digit numbers?

Back

To estimate, round each number to the nearest ten and then multiply. For example, for 68 x 47, round to 70 x 50 = 3,500.

Tags

CCSS.4.NBT.B.5

Front

What is the area model in multiplication?

Back

The area model is a visual way to represent multiplication by breaking numbers into parts. For example, 23 x 45 can be split into (20 + 3) and (40 + 5).

Tags

CCSS.4.NBT.B.5

Front

What is the distributive property of multiplication?

Back

The distributive property states that a(b + c) = ab + ac. This means you can distribute the multiplication over addition.

Tags

CCSS.3.OA.B.5