Integer Math Whiz

In the equation 6x + 100=220, x equals this

• 20

• 200

• 40

• 10

To indicate a factorial for a given integer, you put this punctuation mark after it

• a question mark

• a period

• an exclamation point

• a comma

A whole number is either composite, with factors other than itself & 1, or this type

• composite

• factors

• prime

• other

(-2) + (+8)

• 6

• -6

• 10

(-2) + (-6)

• 4

• -8

• -4

Bob lost 5 points on page one of his math test and he lost 9 points on page two of his math test.  Which equation best describes Bob progress on his math test?

• 5 + 9 = 14

• -5 + -9 = -4

• -5 + -9 = -14

• 5 + -9 = -4

What can be added to these counters to make a zero pair?

• One red counter

• Two yellow counters

• Two yellow counters and one red counter

• Two red counters

Match the integer addition problem with the graph.

• 4 + (-5) = -1

• -5 + 4 = -1

• 4 + (-5) = 0

• None of these

Use the counters to find the sum of the integers. Yellow is positive and red is negative.

• 17

• -2

• -1

• -17

Q1. What is the result of 5 - 12?

• 1) 7

• 2) 5

• 3) -7

• 4) -5