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anonymous

  • one year ago

PLEASE HELP :) A newspaper reports the following changes in the temperature of a city over 4 days: 2.64 degrees Celsius, negative 2 over 9 degrees Celsius, −0.35 degrees Celsius, 5 over 8 degrees Celsius Write an expression to show the average daily change in the temperature of the city. Write the steps to solve the expression. Round your answer to the nearest hundredth.

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  1. Nnesha
    • one year ago
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    how to find average ?

  2. anonymous
    • one year ago
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    no just answer these two questions.. Write an expression to show the average daily change in the temperature of the city. Write the steps to solve the expression. Round your answer to the nearest hundredth.

  3. Nnesha
    • one year ago
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    average = sum of the numbers divide by the number of numbers

  4. anonymous
    • one year ago
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    is that for the first answer?

  5. Nnesha
    • one year ago
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    yes that's the formula to find average

  6. anonymous
    • one year ago
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    ok um... how do i find the sum, and how do i divide by the number of numbers? :) @Nnesha

  7. Nnesha
    • one year ago
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    sum means add so add all the numbers and then divide by the number of the numbers

  8. Nnesha
    • one year ago
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    how many numbers are there ?

  9. anonymous
    • one year ago
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    i add 2.64 and 0.35?

  10. Nnesha
    • one year ago
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    `2.64 degrees Celsius, negative 2 over 9 degrees Celsius, −0.35 degrees Celsius, 5 over 8 degrees Celsius` ADD all of them

  11. anonymous
    • one year ago
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    ok

  12. anonymous
    • one year ago
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    i got 2.69277778 @Nnesha

  13. Nnesha
    • one year ago
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    yes right now how many numbers are in the list ?

  14. Nnesha
    • one year ago
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    `2.64 degrees Celsius, negative 2 over 9 degrees Celsius, −0.35 degrees Celsius, 5 over 8 degrees Celsius` how many numbers are there ?

  15. anonymous
    • one year ago
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    4

  16. Nnesha
    • one year ago
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    yes right so divide by 4

  17. anonymous
    • one year ago
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    i divide 2.69277778 / 4 like that?

  18. anonymous
    • one year ago
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    @Nnesha

  19. anonymous
    • one year ago
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    i got 0.67319444 @Nnesha

  20. anonymous
    • one year ago
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    ok so whats the answer for the first question? Write an expression to show the average daily change in the temperature of the city.

  21. anonymous
    • one year ago
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    and please write all the steps and show the work

  22. Nnesha
    • one year ago
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    average is same as slope that tells us how to data is increasing or decreasing everyday that's it

  23. anonymous
    • one year ago
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    but it says to write an expression

  24. Nnesha
    • one year ago
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    0.67319444 round nearest hundredth

  25. anonymous
    • one year ago
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    but for number 1 its says to write an expression

  26. Nnesha
    • one year ago
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    okay so average = write all numbers / 4 how did you type into the calculator what's what you have to write

  27. Nnesha
    • one year ago
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    like for example \[\frac{ 2+3+4 }{ 3}\]

  28. anonymous
    • one year ago
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    to make it easier just give me the full answer for number 1

  29. Nnesha
    • one year ago
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    what do you mean give me the answer we already go over that just rewrite it in ur notebook.

  30. anonymous
    • one year ago
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    what is it?

  31. Nnesha
    • one year ago
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    what we just found ?

  32. anonymous
    • one year ago
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    whats the answer for number 1?

  33. Nnesha
    • one year ago
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    \(\color{blue}{\text{Originally Posted by}}\) @Nnesha average = sum of the numbers divide by the number of numbers \(\color{blue}{\text{End of Quote}}\) \(\color{blue}{\text{Originally Posted by}}\) @geny55 i got 2.69277778 @Nnesha \(\color{blue}{\text{End of Quote}}\) \(\color{blue}{\text{Originally Posted by}}\) @geny55 i divide 2.69277778 / 4 \(\color{blue}{\text{Originally Posted by}}\) @geny55 i got 0.67319444 @Nnesha \(\color{blue}{\text{End of Quote}}\) now round that to nearest hundredth

  34. Nnesha
    • one year ago
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    for first one write \[\huge\rm average = \frac{ (a+b+c+D )}{ total ~number }\] replace a ,b,c,d by the numbers u added and then replace total number with 4

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