Multiplying 2-Digit x 1-Digit Numbers (M) Flashcard

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 multiplied by 4 (3 x 4) means adding 3 four times: 3 + 3 + 3 + 3 = 12.

Front

What are factors in multiplication?

Back

Factors are the numbers that are multiplied together to get a product. For example, in 4 x 5, both 4 and 5 are factors.

Front

What is a product in multiplication?

Back

The product is the result of multiplying two or more numbers together. For example, the product of 6 and 7 is 42.

Front

How do you multiply a 2-digit number by a 1-digit number?

Back

To multiply a 2-digit number by a 1-digit number, you can break the 2-digit number into tens and ones, multiply each part by the 1-digit number, and then add the results.

Front

What is the first step in multiplying 24 by 3?

Back

The first step is to multiply the 3 by the 4 (the ones place), which equals 12.

Front

What do you do after multiplying the ones place in 24 x 3?

Back

After multiplying the ones place, you multiply the 3 by the 2 (the tens place), which equals 6. Then, you add any carry from the previous step.

Front

What is the importance of showing your work in multiplication?

Back

Showing your work helps you keep track of your calculations and makes it easier to find mistakes if the answer is incorrect.

Front

What is the product of 12 and 4?

Back

The product of 12 and 4 is 48.

Front

What is the product of 15 and 3?

Back

The product of 15 and 3 is 45.

Front

What is the product of 20 and 2?

Back

The product of 20 and 2 is 40.