Posted by **dyne** on Monday, October 10, 2011 at 7:57pm.

Charlie estimated 293 - 44 and got a difference of about 250. Is this a reasonable estimate? Explain

- Math -
**Ms. Sue**, Monday, October 10, 2011 at 8:08pm
Yes.

Why do you think it's reasonable?

- Math -
**dyne**, Monday, October 10, 2011 at 8:10pm
Yes because if you round 249 to the nearest ten it will be 250.

- Math -
**Ms. Sue**, Monday, October 10, 2011 at 8:14pm
Also -- 293 is almost 300 and 44 is almost 50

- Math -
**Alyssa**, Tuesday, September 23, 2014 at 8:43pm
Yes it is reasonable because 293=290 and 44=50 and 290

- 40

_____

250

= means rounds to

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