Rational Number Arithmetic: End-of-Unit Assessment (B)

Select all expressions whose value is negative.

• -15⁄4

• 15⁄-4

• -15⁄-4

• (-8) 3⁄4

• (-8)(-3⁄4)

Tags

CCSS.6.EE.A.2

CCSS.6.NS.C.5

CCSS.6.NS.C.6

A sunken ship is resting at 3,000 feet below sea level. Directly above the ship, a whale is swimming 1,960 feet below sea level. Directly above the ship and the whale is a plane flying at 8,500 feet above sea level.

Select the true statement.

• The distance between the heights of the whale and the plane is -10,460 feet.

• The difference in height between the whale and the plane is 10,460 feet.

• The difference in height between the whale and the ship is -1,040 feet.

• The distance between the heights of the whale and the ship is 1,040 feet.

Tags

CCSS.6.NS.C.5

Let x=-5⁄6 and y=4⁄3. Select all the expressions that have a positive value.

• xy

• y⁄x

• x⁄y

• x+y

• y−x

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6

CCSS.6.NS.A.1

CCSS.6.NS.C.5

Calculate.

4.5+ (-4.5)=

Tags

CCSS.6.NS.B.3

CCSS.6.NS.C.5

Calculate.

2.3+ (-4.9)=

Tags

CCSS.6.NS.B.3

CCSS.6.NS.C.5

CCSS.6.NS.C.6

Calculate.

60- (-80)=

Tags

CCSS.7.NS.A.1

CCSS.7.NS.A.3

Solve:

-5a=-0.2

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

Solve:

b+14.5=10

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

Solve:

2=-1⁄5c

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

Lin went hiking on five different weekends. The table shows the elevation changes in feet for each of her five hikes. Fill in the missing numbers.

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6

CCSS.6.NS.C.7