Addition Using a Number Line

What equation is modeled?

• 7 + -6 = -6
• 7 + -13 = -6
• 7 + -14 = -6
• -6 + -14 = -6

What equation is modeled?

• 15 + 25 = -10
• 15 + -25 = -10
• -10 + 15 = -10
• -25 + 15 = -10

What needs to be added to get to the circled answer

• 4
• -4
• -2
• 2

What needs to be added to get to the circled answer

• 10
• -10
• -17
• 17

What equation is modeled?

• -7 + 8 =1
• -7 + 9 = 1
• 1 + -7 = -7
• 8 + -7 = 1

What equation is modeled?

• 6 + -6 = -6
• -6 + 6 = 12
• 6 + -12 = -6
• -12 + 6 = -6

When adding positive numbers on a number line, you move to the ____________.

• Right
• Left

When adding negative numbers on a number line, you move to the ____________.

• Right
• Left

Which integer represents 12^oF below 0

• 12
• 0
• -12
• -0

Zero lies between b and c.  What are the values of a, b, c, and d?

• -4, -1, 1, and 4
• -5, -2, 0, and 3
• -3, 0, 2, and 5
• -1, -2, -3, and -4