Retake #1- Integers, Number Lines and Rational Numbers

-4 + 14 = _

• 18

• -18

• -10

• 10

3 - (-3) =

• 6
• -6
• 0
• -4

A number's distance from 0 on the number line (always positive)

• Reciprocal
• Integer
• Opposite
• Absolute Value

When adding integers with the same sign you ________________.

• Subtract and keep the sign of the larger number.

• Add and keep the sign.

• Subtract the integers and change the sign.

When subtracting integers you must________________________.

• Subtract like normal.

• Keep the first sign, keep it a subtracting problem, and find the reciprocal of the second integer.

• Keep the first sign, keep it a subtracting problem, and find the opposite of the second integer.

• Keep the first sign, change it to addition, find the opposite of the second integer, use your adding rules.

When you need to find the distance between two rational numbers, you need to: (there could be more than one answer)

• Find the difference between the largest number and the smallest number.

• Find the sum between the two numbers.

• Find the absolute value of the difference between the two numbers.

• Find the absolute value of the product of the two numbers

• Find the absolute value of the quotient of the two numbers.

-7 - 4

• -11

• 11

• 3

• -3

• None of these

Which number sentence best represents the number line?

• - 5 + 11

• 6 + (-5)

• 11 - 6

• 6 + (-11)

Which number sentence best reflects the number line?

• 6 - 8

• -8 + 14

• -8 + 6

• 8 + 14