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Mathematics 21 Online
OpenStudy (anonymous):

What is the estimated value of the expression if each number in the expression is rounded to the nearest whole unit? (1.95)(9.84)(3.27)

OpenStudy (pottersheep):

This is how I THINK you would do it

OpenStudy (pottersheep):

Round it number to a whole number

OpenStudy (anonymous):

ok

OpenStudy (pottersheep):

1.95 =~2 9.84 =~10 3.27=~3

OpenStudy (anonymous):

ok

OpenStudy (pottersheep):

So now multiply them. 2*10*3 = 60

OpenStudy (anonymous):

so its 60

OpenStudy (pottersheep):

Yes

OpenStudy (anonymous):

ok can you help me with another

OpenStudy (pottersheep):

I'll try, just post it in a new thread and I'll come

OpenStudy (anonymous):

Select the most reasonable estimated answer. 527.8 – 321.9 A. 200 B. 300 C. 210 D. 220

OpenStudy (anonymous):

527.8-321.9

OpenStudy (pottersheep):

I'll round to the nearest ten now that'll make it 530 - 320 = 210

OpenStudy (anonymous):

ok one more

OpenStudy (anonymous):

What is 80.945 rounded to the nearest tenth?

OpenStudy (anonymous):

80.9

OpenStudy (anonymous):

i think

OpenStudy (pottersheep):

Perfect

OpenStudy (anonymous):

thanks

OpenStudy (pottersheep):

np!

OpenStudy (anonymous):

i made a 80% i did good

OpenStudy (anonymous):

thanks

OpenStudy (anonymous):

bye

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