Rational Number Arithmetic

3 + -7

• 10
• 4
• -10
• -4

Tags

CCSS.7.NS.A.1C

-14 + (-3)

• -17
• 11
• -11
• 17

Tags

CCSS.7.NS.A.1C

-22 + (-9)

• -11
• -31
• 11
• 31

Tags

CCSS.7.NS.A.1C

A diver was 40 feet below the surface of the water. A fisherman was casting off a dock right above the diver that was 12 feet above the surface of the water. How far apart are the diver and the fisherman?

• 28 feet
• -28 feet
• 52 feet
• -52 feet

Tags

CCSS.7.NS.A.1C

At 2pm, the temperature was 15 degrees. By midnight, the temperature dropped by 30 degrees. What is the temperature at midnight?

• 45 degrees
• -45 degrees
• 15 degrees
• -15 degrees

Tags

CCSS.7.NS.A.1C

45 + (-12)

• 33
• -33
• 57
• -57

Tags

CCSS.7.NS.A.1C

-6.5 + (-0.5) 

• -7
• 7
• 6
• -6

Tags

CCSS.7.NS.A.1C

34.5 + (-7)

• -41.5
• 41.5
• -27.5
• 27.5

Tags

CCSS.7.NS.A.1C

-7.8 + (-0.8)

• 8.6
• -8.6
• 7
• -7

Tags

CCSS.7.NS.A.1C

⅗+(−⅕)=

• ⅖
• −⅖
• ⅘

Tags

CCSS.7.NS.A.1C