Number Sense (6.NS.1, 5, 6b, 6c, 7a, & 7d)

What is the value of the y-coordinate that is 5 units down of (5, −8)?

_{Find and position pairs of integers and other rational numbers on a coordinate plane. (MAFS.6.NS.3.6c)}

At 2 a.m., the temperature was -4 degrees Celsius (°C). If the temperature rises 1ºC per hour, what will be the temperature at 7 a.m.?

_{Use positive and negative numbers to represent quantities in real-world contexts, explaining the meaning of 0 in each situation. (MAFS.6.NS.3.5)}

• 4ºC

• 2ºC

• 1ºC

• -9ºC

Which quadrant contains the reflection of (-4, 8) over the x-axis?

_{Recognize that when two ordered pairs differ only by signs, the locations of the points are related by reflections across one or both axes. (MAFS.6.NS.3.6b)}

• I

• II

• III

• IV

The table below shows the low temperature in a town each day for four days. Which of the following lists the temperature in order from least to greatest.

_{Distinguish comparisons of absolute value from statements about order. (MAFS.6.NS.3.7d)}

• 1, -3, 5, -8

• - 3, -8, 1, 5

• -8, -3, 5, 1

• -8, -3, 1, 5

Sally walks to school every day. This coordinate graph represents a map showing the location of the school and Sally's home.

Which ordered pair represents the location of Sally's school?

_{Find and position pairs of integers and other rational numbers on a coordinate plane. (MAFS.6.NS.3.6c)}

• (-8,6)

• (6,8)

• (6,-8)

• (8,6)

James, Bob, and George are playing a game. At the end of the game, James had scored -10 points, Bob 5 points, and George -3 points. If the object of the game is to score the most points, which of these claims is true?

_{Distinguish comparisons of absolute value from statements about order. (MAFS.6.NS.3.7d)}

• James won the game because 10 is located to the right of 3 and 5 on a number line.

• Bob won the game because 5 is located to the right of -3 and -10 on a number line.

• George scored better than Bob because -3 is to the left of 5 on the number line.

• James scored better than George because -10 is to the left of -3 on the number line.

Mrs. McKeon is building a treehouse. It will take 85 1/4 hours to complete. She can work on the tree house 15 1/2 hours each week. To the nearest tenth, how many weeks will it take Mrs. McKeon to complete the tree house?

• 100.75

• 5.5

• 20.5

• 3

The elevation of a specific point in the sea is given as -234ft. What does this mean?

_{Use positive and negative numbers to represent quantities in real-world contexts, explaining the meaning of 0 in each situation. (MAFS.6.NS.3.5)}

• 234ft below sea level

• 234ft above sea level

• -234ft below sea level

• -234ft above sea level

If x and y are integers, which point is found in Quadrant IV of the coordinate plane?

_{Understand signs of numbers in ordered pairs as indicating locations in quadrants of the coordinate plane. (MAFS.6.NS.3.6b)}

• (x,y)

• (x,-y)

• (-x,y)

• (-x,-y)

Ms. Forte will cut a piece of wood that is 2 1/2 feet long into 1/4 foot sections. How many sections will result?

• 5

• 8

• 10

• 12