Wednesday

September 17, 2014

September 17, 2014

Posted by **Nancy** on Wednesday, November 30, 2011 at 4:29pm.

- 4th grade -
**Ms. Sue**, Wednesday, November 30, 2011 at 4:35pm640 - 190 = ?

http://www.aaamath.com/est73ax3.htm

http://www.basic-mathematics.com/front-end-estimation.html

- 4th grade -
**Anonymous**, Wednesday, September 12, 2012 at 9:32pmdont know

- math -
**ernesto**, Tuesday, September 18, 2012 at 9:36pmhow you would use front-end estimation to subtract 189 from 643 explain

- 4th grade -
**Anonymous**, Tuesday, November 6, 2012 at 2:15pmi think it would be 990 or 1,000

- 4th grade -
**Anonymous**, Tuesday, September 9, 2014 at 8:30pmestimate to sutract 189 from 643

**Answer this Question**

**Related Questions**

4th grade Math Help - 1. explain why you would use front end estimation. Give an...

pls help solving 4th math - 1. Explain why you would use front end estimation. ...

math - 6th grade - how do you do front end estimation when the number of digits ...

Math - 3rd grade - Multiplication: What does it mean to use front-end estimation...

math - in subtraction: what does it mean to front-end estimation when you ...

Elementary Math - Can you explain what the difference between rounding and front...

5th grade Math - You want to estimate 5.25-3.3. Why would using front-end ...

Math - How would I go about solving this problem? Use front-end estimation with ...

math - When using front-end estimation which number do you use to replace 37,268...

math - Use front-end estimation to find the value of the expression. 73,811 ÷ ...