What is -30?
REMEMBER: Subtracting a number is the same as adding it's opposite!
100
-12 X -2
What is 24?
(note: two negative people are happy or "positive" because they have something in common!)
200
0, and positive and negative whole numbers
What are integers?
200
|-8+42|
What is 34?
200
|-18| ___ 18?
What is equal to?
(the symbol is acceptable)
200
-13-12
What is -25?
REMEMBER: Subtracting a number is the same as adding it's opposite!
200
7 X -9
What is -63?
300
numbers that have a sum of 0
What is a zero pair? OR, what are opposite numbers?
300
a=-4; b=9; c=-12
|c+b| + a =
What is -1?
(remember: |-12+9| = |-3| = 3, and then add "a" which is
-4, so 3 +-4 = 1.
300
14___-9?
What is greater than?
(the symbol is acceptable)
300
-18+34
What is 16?
"same sign, add and keep...different sign, subtract; take the sign of the highest number..."
OR
You are in debt $18. Your fairy godmother gives you $34. You pay back what you owe. How much do you have?
300
-5 x 8
What is -40?
400
| |
What is the symbol for absolute value?
400
a=-45; b=-20; c=-9
|a+b| + c =
What is 56?
(note: find the absolute value of a+b first; then add c)
400
-|11|____|-11|
What is less than?
(the symbol is acceptable)
NOTE: remember, for -|11|, you must find the absolute value of 11 first and then distribute the negative, so the left side ends up being -11.
400
-15-(-20)
What is 5?
REMEMBER: Subtracting a number is the same as adding it's opposite!
400
-121/11
What is -11?
500
A line ordered from more negative to more positive, continuing in both directions forever, and hatch marks at each number.
What is a number line?
500
|-13 x 2|
What is 26?
500
-150__-151
What is greater than?
(the symbol is acceptable)
500
-58-19
What is -77?
REMEMBER: Subtracting a number is the same as adding it's opposite!