U4:2D Add & Subtract with Negative Numbers mastery check

Add or subtract. -10 + 3 = (a)  

• -7
• -13
•  -10
• 3

Tags

CCSS.3.NBT.A.2

Add or subtract. 5 - (-9) =​ (a)  

• 2

• 4

• 1

• 14
• -4

Tags

CCSS.3.NBT.A.2

-15 - (-20) =​ (a)  

• -35
• 5
• -5
• 35
• -25

Tags

CCSS.6.NS.B.3

CCSS.6.NS.C.5

-2 + 5 = (a)  

• 3
• 7

• 5

• 2

• -7

Tags

CCSS.3.NBT.A.2

-7 - 11 =​ (a)  

• 4
• -4
• -18
• 18

Tags

CCSS.3.NBT.A.2

6 - (-2) =​ (a)  

• 4

• -4
• -8
• 8

Tags

CCSS.7.NS.A.1

CCSS.7.NS.A.3

Yesterday the temperature at noon was -9 degrees. Today the temperature at noon is 13 degrees higher than yesterday. What is the temperature today at noon?

• 4 degrees

• 3 degrees

• 5 degrees

• 2 degrees

Tags

CCSS.3.NBT.A.2

CCSS.3.OA.D.8

A scuba diver starts at sea level, an elevation of 0 meters. He dives down 8 meters and stops to look at a fish. Then he dives down another 5 meters. How deep is the scuba diver now?

• 8 meters

• 5 meters

• 13 meters

• 3 meters

Tags

CCSS.3.NBT.A.2

CCSS.3.OA.D.8

Carlos is on a hike. He starts at 21 meters above sea level (0). He stops at 6 meters below sea level. What is the difference in elevation from when he started the hike to when he stopped? Write an equation and solve it.

• 27 meters

• 15 meters

• 21 meters

• 6 meters

Tags

CCSS.3.NBT.A.2

CCSS.3.OA.D.8