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Mathematics 7 Online
OpenStudy (anonymous):

Medal Calculate the correct answer and round to the appropriate number of significant figures. (12.414-7.026)/2 =

OpenStudy (anonymous):

got a calculator? http://www.wolframalpha.com/input/?i=%2812.414-7.026%29%2F2+

OpenStudy (anonymous):

2.694 is that in significant figures?

OpenStudy (anonymous):

it is a number, i have no idea how significant it is what are "significant figures"?

OpenStudy (anonymous):

i dont understand it either

OpenStudy (shreenithaa):

OpenStudy (shreenithaa):

answer then just write the whole numbers without the zeroes in front but the zeroes after the numbers

OpenStudy (shreenithaa):

is that understandable?

OpenStudy (anonymous):

i am reading about it, and i still don't get it

OpenStudy (shreenithaa):

ans 2694

OpenStudy (anonymous):

answer is \[\huge 2.694\]

OpenStudy (shreenithaa):

but you have to make the numbers all whole

OpenStudy (anonymous):

3000

OpenStudy (shreenithaa):

how is that? isnt significant feature making the numbers whole and not rounding?

OpenStudy (anonymous):

i dont understand that example can we do this for this i calculated it and i got (11.137-8.231)/1.6 = 1.81625

OpenStudy (shreenithaa):

write the answer for that

OpenStudy (shreenithaa):

first

OpenStudy (shreenithaa):

then i can show u how to make it into a significant figure

OpenStudy (anonymous):

i would write this answer as 1.8

OpenStudy (anonymous):

am i right?

OpenStudy (shreenithaa):

is that answer in full form or does it have any zeroes after it after u calculated it?

OpenStudy (shreenithaa):

write the full answer including the zeroes

OpenStudy (anonymous):

1.81625

OpenStudy (anonymous):

full answer

OpenStudy (shreenithaa):

(11.137-8.231)/1.6 = 1.81625 181625 is the significant figure because its all the numbers

OpenStudy (shreenithaa):

not rounded and stuff do u get it?

OpenStudy (shreenithaa):

what grade r u in

OpenStudy (anonymous):

9

OpenStudy (shreenithaa):

8 anyways that's how u do it bye!

OpenStudy (anonymous):

okay thank you

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