Integer Operation Summative Review

Where would you place -6?

• In the whole number circle because it's a whole number, integer, and rational number.

• In the integer circle because it's an integer and rational number only.

• In the rational circle because it's only a rational number.

• I'm not sure because I don't know what rational means.

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6

• Yes

• No

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6

CCSS.6.NS.C.7

In Buffalo, New York, the temperature was -14°F in the morning. If the temperature dropped 7°F, what is the temperature now?

• 7°F

• 21°F

• -21°F

• -7°F

Tags

CCSS.7.NS.A.1C

Which expression has a value of -24?

• -12 ⋅2

• -8( -3)

• 3 ( 8)

• -12 ⋅ -2

One morning, the temperature was 5 degrees below zero Fahrenheit (F). By noon, the temperature rose 20 degrees F and then dropped 8 degrees F by evening. What was the evening temperature?

• 17 degrees below zero
• 15 degrees below zero
• 12 degrees above zero
• 7 degrees above zero

Tags

CCSS.7.NS.A.3

8² - 2

• 129

• 82

• 124

• 62

Solve the following expression:

97 - (20 + 10 + 4(6) + 3(1) + 10)

• 43

• 30

• 70

• 65

Which number is less than both -4.5 and 2.3?

• 1.2

• 0

• -5.6

• -4.0

Which number sentence is represented by this model?

• 3 × (-2) = 6
• 3 × (-2) = -6
• 3 × 2 = 6
• -3 × (-2) = -6

Tags

CCSS.7.NS.A.2A

In training for a marathon, Homer tried to beat his average time per kilometer. Here are his times in comparison to his average time.

On Monday he was 10 seconds UNDER (negative number) his average time.

On Tuesday he was 15 seconds OVER (positive number) his average time.

On Wednesday he was 7 seconds UNDER (negative number) his average time.

What integer would best describe his OVERALL training time over the past 3 days?

• +32 seconds over his average time

• -12 seconds under his average time

• -2 seconds under his average time

• +18 seconds over his average time