How do you estimate place value?

How do you estimate a product in 4th grade?

Quote: We can estimate products by rounding the greater factor to the nearest higher place then multiply using mental math.

What is estimation 4th grade?

An estimate is a number that closely approximates the answer to a mathematical computation. An estimate is calculated mentally rather than by completing an exact calculation by hand or with a calculator. This helps students understand the relationships between numbers.

How do we estimate products?

In order to estimate products, we round the given factors to the required place value. Estimating products help us to check the reasonableness of an answer. To estimate the product, we first round off the multiplier and the multiplicand to the nearest tens, hundreds, or thousands and then multiply the rounded numbers.