ou’ll be using the same 4 numbers written in the same order. The only thing that will change in each expression will be the tools you’ll use from your toolbox. The tools that you’ve learned so far for order of operations are parentheses, exponents, multiplying, dividing, adding, and subtracting.
Here are the four numbers. Keep them in this order:
18 2 4 3
Here are the tools in your toolbox:
The 2 and 3 represent exponents, so you are allowed to square or cube a number.
Listed below are the values you need to create.
to great lengths to improve their times, looking into factors such as the equipment they use and the coaches they hire. Listed in the table below are the personal best times for the 100 metre sprint for 27 sprinters that are in training. The 27 sprinters were chosen as follows: For each of three shoe brands (the Fast, the Quick and the Speedy brand), 9 sprinters who used that particular brand were randomly selected. The sample variances of the times for each shoe brand are also listed in the table.