Order of Operations

B- Brackets ( )
E- Exponents 92
D- Division ( in order from left to right )
M- Multiplication ^
A- Addition ( in order from left to right )
S- Subtraction ^

Question #1

Annie has been asked to calculate 1.7+6 divided by 2. She claims the answer is 3.85. Do you agree? Explain why or why not.


Answer

i do not agree because you sometimes cant trust the calculator. She didn't follow B.E.D.M.A.S too . If she followed B.E.D.M.A.S, she would've got 4.7 .


#2)

Put brackets in the following expression to get the largest value possible. What problem solving Strategy did you use?

Answer

My answer is (3x2.8)+6.4 divided by 4 .
The strategy i used was this ..
6.4 + 6.4 divided by 4
8.4 + 1.6
10

#3)

Create a problem that could be solved using the following expression.
2.5 + 1.25 + 5 x 1.6

Solution

Lisa wants to buy a table for her dining room that is $11.75. She went to the store but Lisa notices she only has $2.50 in her back pocket. Then Lisa went back home and finds $1.25 in her couch but she still needs that $8.00. So she decides to have a run to earn money. 5 people gave her $1.60 each. At the end of the day she got her $8.00. Then she goes back to the store and buys the table .

Here is a picture that can help you.




















Here is also a video to help you understand!



Here is also a game that you can play to learn more about Order of Operations .

Hope you all understand and please leave a comment on anything i did wrong or if you really liked it. Thank you.