Multiplication 2 digits by 1 digit no regrouping

Front

What is multiplication?

Back

Multiplication is a mathematical operation where a number is added to itself a certain number of times. For example, 3 x 4 means adding 3 four times: 3 + 3 + 3 + 3 = 12.

Tags

CCSS.3.OA.A.1

Front

What does the term 'two-digit number' mean?

Back

A two-digit number is a number that has two places, such as 10 to 99. For example, 21 and 53 are two-digit numbers.

Tags

CCSS.1.NBT.A.1

Front

What does the term 'one-digit number' mean?

Back

A one-digit number is a number that has only one place, such as 0 to 9. For example, 5 and 8 are one-digit numbers.

Front

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

Back

To multiply a two-digit number by a one-digit number, you can break the two-digit number into tens and ones, multiply each part by the one-digit number, and then add the results.

Tags

CCSS.4.NBT.B.5

Front

What is 21 x 5?

Back

105

Tags

CCSS.4.NBT.B.5

Front

What is 32 x 4?

Back

128

Tags

CCSS.4.NBT.B.5

Front

What is 14 x 2?

Back

28

Tags

CCSS.3.OA.C.7

Front

What is 53 x 3?

Back

159

Tags

CCSS.4.NBT.B.5

Front

What is 72 x 4?

Back

288

Tags

CCSS.4.NBT.B.5

Front

What is the commutative property of multiplication?

Back

The commutative property states that changing the order of the numbers in multiplication does not change the product. For example, 3 x 4 = 4 x 3.

Tags

CCSS.3.OA.B.5