# How Do You Check For Reasonableness In Math?

## Can a math answer be incorrect even if it looks reasonable?

Explanation: Yes, an answer can be incorrect even if it looks reasonable, for two main reasons: The assumptions (premises or statements) on which the reasoning is based are wrong..

## What is estimation with example?

Estimation is often done by sampling, which is counting a small number of examples something, and projecting that number onto a larger population. An example of estimation would be determining how many candies of a given size are in a glass jar.

## How do you calculate reasonableness in math?

In math terms, reasonableness means to verify the answer you have found by either estimating or plugging in your answer to check to see if it works. You use estimation for problems involving all numbers.

## How do you check for reasonableness in Division?

You can determine if an answer in division is reasonable by learning to estimate the answers. Round the divisor to the nearest 10 or 100, depending on how many digits are in the divisor.

## What is the reasonable estimate?

A reasonable estimate does not exceed the original numbers from a problem.

## What are compatible numbers?

Compatible numbers are pairs of numbers that are easy to add, subtract, multiply, or divide mentally. When using estimation to approximate a calculation, replace actual numbers with compatible numbers.