Multiplication: 2 digit x 2 digit

Front

What is multiplication?

Back

Multiplication is a mathematical operation that represents the repeated addition of a number. For example, 3 x 4 means adding 3 four times (3 + 3 + 3 + 3 = 12).

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 have two digits each, such as 23 and 14.

Tags

CCSS.4.NBT.B.5

Front

What is the product of 23 x 14?

Back

322

Tags

CCSS.4.NBT.B.5

Front

What is the product of 88 x 10?

Back

880

Tags

CCSS.4.NBT.B.5

Front

What is the product of 78 x 91?

Back

7098

Tags

CCSS.4.NBT.B.5

Front

What is the product of 80 x 73?

Back

5840

Tags

CCSS.4.NBT.B.5

Front

What is the product of 30 x 30?

Back

900

Tags

CCSS.4.NBT.B.5

Front

How do you multiply a two-digit number by 10?

Back

To multiply a two-digit number by 10, simply add a zero to the end of the number. For example, 88 x 10 = 880.

Tags

CCSS.4.NBT.B.5

Front

What is the area of a rectangle with length 30 and width 30?

Back

The area is found by multiplying length by width: 30 x 30 = 900.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What is the distributive property in multiplication?

Back

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

Tags

CCSS.3.OA.B.5