Schoolnet 7.NS.1

What is the opposite of -2/5?

• -5/2

• -2/5

• 2/5

• 5/2

Tags

CCSS.6.NS.C.5

Three friends, Susan, Rachel, and Mary, are staying in a hotel. Susan's room is 4 floors above Mary's room. Mary's room is 3 floors below Rachel's room. Rachel's room is on the eighth floor. On which floor is Susan staying?

• fifteenth

• ninth

• seventh

• first

Tags

CCSS.6.NS.B.3

CCSS.6.NS.C.7

Wendy received a bill for $25 from a magazine club. She paid the magazine club $25. This can be expressed by the following equation.

25 + (-25) = 0

Which mathematical property justifies that the balance in her equation is $0?

• additive inverse

• distributive property

• multiplicative inverse

• additive property of zero

Which number line below correctly represents the expression -3 + 4?

• A

• B

• C

• D

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6

CCSS.6.NS.C.8

Which numerical expression is illustrated on the number line shown?

• -6 - (-3)

• -6 - 3

• -3 - (-3)

• -3 + 6

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6

The price of one share of a stock increased by $3 on Monday and then decreased by $4 on Tuesday. Which expression shows the change in the price of a share of the stock in two days?

• 3 + (-4)

• 3 - (-4)

• 4 + (-3)

• 4 - (-3)

Tags

CCSS.6.NS.C.5

Which numerical expression is represented by the number line shown?

• -4 - 9

• 9 - 4

• 9 - 13

• 9 + 13

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6

CCSS.6.NS.C.7

What is the distance between X AND Z on the number line below?

• -6 units

• -5 units

• 5 units

• 6 units

Tags

CCSS.6.NS.C.6

CCSS.6.NS.C.7

CCSS.6.NS.C.8

Emma and Jerry are playing golf. The scoreboard shows Emma scored +3 and Jerry scored -1. What is the difference between Emma and Jerry's scores?

• -4

• -2

• 2

• 4

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.7

Which model BEST represents a method for finding the value of -1 - (-1)?

• A

• B

• C

• D

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6

CCSS.6.NS.C.8