STAAR Countdown 1.1

Which equations are NOT true?

Select TWO correct answers.

• -4 (2) = -8

• 7 - (-3) = -10

• 2 (-2) + (-2) = -6

• -4 + (-11) = -15

• -15 ÷ (-5) = -3

Tags

CCSS.7.NS.A.2C

The Venn diagram shows the relationships among different sets of numbers. Which number would be located in the shaded part of the diagram?

• A 8

• B 1/2

• C -5

• D -2.8

A coach noted that 3 out of 8 players on a football team were not wearing mouth guards. What decimal is equivalent to the fraction of the players who were not wearing mouth guards?

Mathematical Equivalence

ON

Deonte is limited to 60 minutes of screen time after school. Deonte spends 70% of this time watching videos. How many minutes does Deonte watch videos after school?

• 45 minutes

• 70 minutes

• 42 minutes

• 52.5 minutes

Tags

CCSS.6.RP.A.3C

The list shows the ages of 15 counselors working in a school district.

37, 38, 40, 42, 44, 44, 45, 45, 47, 49, 50, 51, 52, 53.

Which box plot best displays a summary of this information?

• 
• 
• 
• 

A farmer harvested 36 sacks of potatoes. Each sack contained the same number of pounds of potatoes. He harvested 1,800 pounds of potatoes altogether. Which equation can be used to find p, the number of pounds of potatoes in each sack?

• 36p = 1,800

• 36 + p = 1,800

• p ÷ 36 = 1,800

• 36 – p = 1,800

Tags

CCSS.HSA.CED.A.3