Question

Estimated the sum. 523+295

Answer 1

800 .. you didn't have to do all that up there just add them and it's 810 which is closer to 18

Answer 2

First, round 523 to the roundest one-hundred, that gives you 500.

Next, round 295 to the roundest one-hundred,that gives you 300.

Last,add 500+300 and that gives you 800 as you're estimated answer!

(Remember to write in you're answer about 800)

Answer: 800

~hope this helped =)