Q: Front end estimation of 687-239

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2,000. A front-end estimation just means to round it by the greatest value, in this case the thousands.

It is 200.

It is 10000.

Some of the estimation strategies are: Front-End Strategy and Closest-Ten Strategy (or rounding).

By using front end estimation, the numbers that you start of with have only one significant digit. It is, therefore, nonsense to have an answer with loads of significant digits.

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Front end estimation- An estimation method in which the front digits are added or subtracted

front end estimation means to use only the whole number part of the decimal. we only use whole numbers to do front end estimation

When using front-end estimation, we add or subtract the front digits, and then adjust for a more accurate estimation by estimating the sum of the digits to the right of the decimal point.

2,000. A front-end estimation just means to round it by the greatest value, in this case the thousands.

When using front-end estimation, first you add the front-end digits. Then adjust by estimating the sum of the remaining digits. Then add the two values

it means the front of somthing

21000.

200

3000

stuff.

4300

A front end estimate is 900.