Two by Two Digit Multiplication Flashcard

Front

What is multiplication?

Back

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

Tags

CCSS.3.OA.A.1

Front

What is the product of two numbers?

Back

The product is the result of multiplying two numbers together. For example, the product of 5 and 6 is 30 (5 x 6 = 30).

Tags

CCSS.3.OA.A.1

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 together.

Tags

CCSS.5.NBT.B.6

CCSS.6.NS.B.2

Front

What is the area model in multiplication?

Back

The area model is a visual way to represent multiplication. You can draw a rectangle and divide it into sections based on the digits of the numbers being multiplied.

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

Front

Calculate 32 x 29 using the area model.

Back

32 x 29 = (30 + 2) x (20 + 9) = (30 x 20) + (30 x 9) + (2 x 20) + (2 x 9) = 600 + 270 + 40 + 18 = 928.

Tags

CCSS.4.NBT.B.5

Front

What is the multiplication of 23 and 45?

Back

23 x 45 = 1035.

Tags

CCSS.4.NBT.B.5

Front

How do you check your multiplication answer?

Back

You can check your multiplication answer by using the inverse operation, which is division. For example, if you calculated 6 x 4 = 24, you can check by doing 24 ÷ 6 = 4.

Tags

CCSS.4.NBT.B.6

Front

What is a multiplication table?

Back

A multiplication table is a chart that shows the products of pairs of numbers, typically from 1 to 12. It helps in learning and memorizing multiplication facts.

Tags

CCSS.2.OA.C.3

Front

What is the product of 45 and 20?

Back

45 x 20 = 900.

Tags

CCSS.4.NBT.B.5