Definitions
What set of numbers contains all of the positive and negative whole numbers and the number 0.
What is the set of "integers"?
What is -14 + (-6)= _____ ?
-20
The opposite of 3 degrees below zero is _____ ?
What is, "+3 degrees above zero"?
|-6| =
What is, 6?
You and a friend are playing a game. You roll a number cube and move ahead 5 spaces. Your friend rolls a number cube and moves the opposite of your move. What integer represents your friend's move?
What is -5?
Two numbers that have the same distance from zero on a number line are ___________ numbers.
What are "opposite" numbers?
8 + (-12) = _____ ?
What is -4?
-3 + (-7) + (-5)=
What is, -15?
DAILY DOUBLE!!! (Worth double the points!)
-|-3| =
What is, -3?
You and a friend are playing golf. Your first 5 scores are: 3, 1, -2, 0, -1. What is your total score so far?
What is, 1?
On a chip board, one positive chip and one negative together form a __________.
What is a "zero pair"?
Put these integers in order from least to greatest: -6, 0, -1, 3, -17
What is -17, -6, -1, 0, 3 ?
10 - (- 8) - 5
What is, 13?
Order from least to greatest:
|-4|, |8|, 6, 13, |-5|
What is: 4,5,6,8,13 ?
DAILY DOUBLE!!! (Worth double the points!)
Mr. Workman and Ms. Dalton played the game Math Fever. Ms. Dalton had a final score of 725 points and Mr. Workman had a final score of -75 points.
How many points did Ms. Dalton win by?
What is, "Ms. Dalton won by 800 points"?
What number set contains all of the numbers that can be written as a ratio (fraction) of two integers?
(...all integers, fractions, and non-repeating decimals...)
What is the set of "rational numbers"?
Suppose the temperature is -20 degrees. What would the temperature be if it rises 53 degrees?
Draw a number line to support your answer.
What is +33 degrees?
-11 -(-11) +4=
What is, 4?
|-2| + |2| - -|5| =
What is, 9?
Mrs. Wileman and Mr. Workman played the game Math Fever. Mrs. Wileman had a final score of -150 points and Mr. Workman had a final score of 275 points.
Write a number sentence to represent how many points Mr. Workman won by.
What is 275 - - 150 = 425
or -150 - 275 = -425
or 150 + 275 = 425 ?
Define: absolute value of a number.
Then, provide an example.
What is "the distance from zero on a number line"?
Ex: |-7| = 7, because it is seven units away from zero on a number line.
If you add a positive number and a negative number together, the answer will be positive when _______ .
Provide an example.
What is, "when the positive number has a greater absolute value than the negative number"?
Ex: 9 + -2 = 7
When should you use "KEEP, CHANGE, CHANGE"?
Give an example.
What is, "when you need to change a subtraction problem into an addition problem"?
Ex: 6 - (- 2) = 6 + 2 = 8
Absolute value is always positive because ______ .
What is, "it tells how far away a number is from zero on a number line"?
(Distance is always positive!)
Ms. Colburn and Ms. Wileman both went to an ATM. When Ms. Colburn arrived at the ATM, she had $30 in her bank account. She then withdrew $10. When Ms. Wileman arrived, she had $15 in her bank account. She then deposited $10 into the ATM.
Write number sentences to describe how much money each of them have in their bank account when they left the ATM.
Ms. Colburn: What is, 30 - 10 = 20 ?
Ms. Wileman: What is, 15 + 10 = 25 ?