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Mathematics 9 Online
OpenStudy (anonymous):

What is the value of the following expression? 20 – (54 / 6) x 2 + 1

OpenStudy (anonymous):

Here firstly we will solve the brackets.. Can you solve it ??

OpenStudy (anonymous):

nope

OpenStudy (anonymous):

i need help

OpenStudy (anonymous):

What is in brackets can you tell me..

OpenStudy (anonymous):

54/6

OpenStudy (anonymous):

Can you divide this ??

OpenStudy (anonymous):

What will you multiply with 6 to get 54 ??

OpenStudy (anonymous):

its 9

OpenStudy (anonymous):

opps nvm

OpenStudy (anonymous):

what it is 9

OpenStudy (anonymous):

Yes... So now your expression has become: \[20 - 9 \times 2 + 1\]

OpenStudy (anonymous):

ok so now 9 x 2 =

OpenStudy (anonymous):

yes do this...

OpenStudy (anonymous):

18

OpenStudy (anonymous):

So it has become: \[20 - 18 + 1\]

OpenStudy (anonymous):

then 18 + 1

OpenStudy (anonymous):

Now can you do ??

OpenStudy (anonymous):

i do this next right?

OpenStudy (anonymous):

well if so its 19

OpenStudy (anonymous):

No. That is -18 and not 18. I recommend you to add things first..

OpenStudy (anonymous):

\[20 - 18 + 1\] Here add 20 and 1 first..

OpenStudy (anonymous):

so 21

OpenStudy (anonymous):

and 21 - 18?

OpenStudy (anonymous):

Yes now it has become: \[21 - 18\]

OpenStudy (anonymous):

and that is 3

OpenStudy (anonymous):

Yes...

OpenStudy (anonymous):

Yes well done...

OpenStudy (anonymous):

YaY thats so much!!!

OpenStudy (anonymous):

thanks so much!!!

OpenStudy (anonymous):

Great...

OpenStudy (anonymous):

Welcome dear...

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