name a number that rounds to 100 when you round to the nearest hundred and to 90 when you round to the nearest ten.

4 answers

85, 86, 87, 88, 89, 91, 92, 93, 94
Ms.Sue answered the second part. 85-94 round to 90 as the nearest tenth.

50-149 will round to 100 as the nearest hundred.

I hope this helps a little more. Thanks for asking.
Estimate the sum 310 And 487
800