unit 2 end of unit 2 assignment: adding and subtracting rational numbers
Mathematics, 05.02.2020 10:01 micahpauleen748
Graded assignment
unit 2 end of unit 2 assignment: adding and subtracting rational numbers
answer the questions below. when you are finished, submit this assignment to your teacher by the due date for full credit.
total score: of 15 points
(score for question 1: of 4 points)
1. use both methods to find the distance between the points on the number line.
method a: count the number of units between the points.
method b: take the absolute value of the difference of the two numbers.
when taking the absolute value, show the larger number first, then show the lesser number first when finding the difference.
a.
b.
(score for question 2: of 5 points)
2. the table shows several animals that live in or below a tree. the table also shows the elevation of their dwellings, relative to ground level.
dwellings elevation (m)
groundhog burrow -1.2
red squirrel den 0.3
robin’s nest 3.6
(a) plot and label the elevation of each dwelling on a vertical number line.
(b) calculate the vertical distance between each pair of dwellings. organize your results in a table.
a) plot and label the elevation of each dwelling on a vertical number line. (2 pts)
b) calculate the vertical distance between each pair of dwellings. (3 pts)
groundhog burrow to red squirrel den
red squirrel den to robin’s nest
groundhog burrow to robin’s nest
(score for question 3: of 6 points)
3. a recipe calls for cups of flour, cup of white sugar, and cup of brown sugar.
(a) how many total cups of ingredients are there? find a common denominator and then show your work using a number line.
(b) which of the following mixing bowls should you use to make the recipe: 2-cup, 3-cup, or 4-cup? explain why you choose this mixing bowl.
a) how many total cups of ingredients are there? find a common denominator and then show your work using a number line. (4 pts)
b) which of the following mixing bowls should you use to make the recipe: 2-cup, 3-cup, or 4-cup? explain why you choose this mixing bowl. (2 pts)
Answers: 1
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Graded assignment
unit 2 end of unit 2 assignment: adding and subtracting rational numbers
unit 2 end of unit 2 assignment: adding and subtracting rational numbers
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