Multiplying Using Standard Algorithm NBT.5

Front

What is the standard algorithm for multiplication?

Back

The standard algorithm for multiplication involves multiplying numbers in a step-by-step process, aligning them by place value, and adding the partial products.

Front

What does regrouping mean in multiplication?

Back

Regrouping in multiplication refers to carrying over values to the next place value when the product of a digit exceeds 9.

Front

What is a partial product?

Back

A partial product is the result of multiplying a single digit of one number by the entire other number before adding all the partial products together.

Front

Why is it important to add a zero place value holder in multiplication?

Back

Adding a zero place value holder is important to ensure that the partial products are aligned correctly according to their place value.

Front

What is the final product of 70 x 90?

Back

The final product is 6300.

Front

What mistake might a student make when multiplying 23 x 45?

Back

A student might forget to add the regrouped value from the first partial product.

Front

How do you find the final product in multiplication?

Back

To find the final product, you multiply the numbers to get partial products and then add those partial products together.

Front

What is the importance of place value in multiplication?

Back

Place value is important in multiplication because it determines the position of each digit in the final product.

Front

What does it mean to multiply incorrectly in the first partial product?

Back

Multiplying incorrectly in the first partial product means that the student made an error in the multiplication step, leading to an incorrect value.

Front

What is the final product of 56 x 80?

Back

The final product is 4480.