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Mathematics 9 Online
Lemondragon555:

Use the order of operations to simplify this expression. 4 + 0.8 × 1.5 - 3

maths89898:

Do the multiplcation first

maths89898:

0.8 x 1.5

Lemondragon555:

I don’t never have I understood the order of operations

Lemondragon555:

And another question At a conference, four speakers are evenly dividing up the time in a 45-minute session. How much time will each speaker get?

maths89898:

You do multiplication and divison first, then subtracting or the adding

maths89898:

@lemondragon555 wrote:
And another question At a conference, four speakers are evenly dividing up the time in a 45-minute session. How much time will each speaker get?
Are there options?

maths89898:

like a b c d

Lemondragon555:

Yes

maths89898:

@lemondragon555 wrote:
And another question At a conference, four speakers are evenly dividing up the time in a 45-minute session. How much time will each speaker get?
You'd divide 45 by four

Lemondragon555:

7.2 3.3 4.2 2.2

maths89898:

holdon

Lemondragon555:

@lemondragon555 wrote:
7.2 3.3 4.2 2.2
For the initial question

Lemondragon555:

@maths89898 wrote:
@lemondragon555 wrote:
And another question At a conference, four speakers are evenly dividing up the time in a 45-minute session. How much time will each speaker get?
Are there options?
10.25 minutes 112.5 minutes 11.2 minutes 11.25 minutes These are your options

maths89898:

@lemondragon555 wrote:
@maths89898 wrote:
@lemondragon555 wrote:
And another question At a conference, four speakers are evenly dividing up the time in a 45-minute session. How much time will each speaker get?
Are there options?
10.25 minutes 112.5 minutes 11.2 minutes 11.25 minutes These are your options
I gave you the way to solve it, i can't give you a direct answer

Lemondragon555:

I did it and got c and it was wrong

maths89898:

Which one?

Lemondragon555:

@lemondragon555 wrote:
And another question At a conference, four speakers are evenly dividing up the time in a 45-minute session. How much time will each speaker get?
This one

Lemondragon555:

But I got it now

maths89898:

That's good

HisBBGurl:

Were you ever tought about PEMDAS

chuckthedonut:

PEMDAS= Parenthesis, exponents, multiplication, division, addition, subtraction.

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