5NBT.B.5 Practice

Front

What is regrouping in addition?

Back

Regrouping in addition is the process of carrying over a value from one column to the next when the sum of a column exceeds 10.

Front

What does the term 'place value' mean?

Back

Place value refers to the value of a digit based on its position in a number, such as ones, tens, hundreds, etc.

Front

How do you multiply a number by 10?

Back

To multiply a number by 10, you shift all digits one place to the left and add a zero at the end.

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac, meaning you can distribute a number across a sum.

Front

What is the value of the digit 2 in the number 2,345?

Back

The value of the digit 2 in 2,345 is 2,000 because it is in the thousands place.

Front

How can you break down the multiplication 54 x 21?

Back

You can break it down as (54 x 20) + (54 x 1).

Front

What is the product of 453 and 4?

Back

The product of 453 and 4 is 1,812.

Front

What does it mean for two expressions to be equivalent?

Back

Two expressions are equivalent if they have the same value when evaluated.

Front

How do you solve 368 x 2 using the distributive property?

Back

You can solve it as (300 x 2) + (60 x 2) + (8 x 2).

Front

What is an example of an equivalent expression for 432 x 15?

Back

An equivalent expression is 432 x (10 + 5).