Question

Estimate by first rounding each number to the nearest integer.



http://static.k12.com/bank_packages/files/media/mathml_c4bc5d0ff550342459134d913d02f622f4eeccf7_1.gif

A.


–3


B.


–2


C.


2


D.


7

Answer 1

-5 1/8 = -5.125
2 5/6 = 2.83333

So do you round up or down with -5?

And do you round up or down with 2?

Answer 2

o.O uhhhhh idk xD im behind in math so imjust trying to get caught up again lol

Answer 3

Okay, see the number after the decimal point in -5.125?

-5.125
^ That number is 1.

And if the number is 5 or more, you round UP to -6.

But if the number is 4 or less, you round DOWN to -5.

So is 1 more or less than 5?

Answer 4

less than

Answer 5

Yep, so are we rounding up or down?

Answer 6

down??

Answer 7

Yep!

So we round -5.125 down to -5.

Now what about 2.83333

What number is after the decimal point?

Answer 8

8?

Answer 9

Yep, so is that more or less than 5?

Answer 10

more than so we would round up???

Answer 11

Yep, and what do we round to?

Answer 12

ummm ummm uh idk

Answer 13

We round 2 up to 3..

We already rounded -5.125 to -5, so we are left with:

-5 + 3

Can you add that?

Answer 14

ya
its -2 right???

Answer 15

Yep, so that's your answer!

Answer 16

:D yayy haha thanks o can u help me with some more??????? o n thanks for the medal :D