Integers
The integer that represents the following statement: "15 yard loss"
-15
Compare -8 and 6
-8 < 6
12 + (-12)
0
5 - 10
-5
Whole numbers and their opposites.
integers
You have a balance of -$8 in your bank account. You deposited (put in) $25 that you got for your birthday. What is your new bank account balance?
-8 + 25 = $17
The opposite of 5
-5
Compare -1 and -4.
-1 > -4
-3 + (-5)
-8
-5 - 10
-15
Numbers greater than zero
positive integers
The sum of two negative integers is always positive. Is this sometimes true, never true, or always true?
NEVER. Two negatives add to a negative.
|-42|
42
l-6l and -l7l
l-6l > -l7l
-14 + (-70)
-84
-29 - 14
-43
Numbers that are less than zero
negative numbers
The sum of a negative and positive integer is always negative.
SOMETIMES negative. example: -5 + 2 = -3
The integers that come just before and just after -7.
-6 and -8
Order from least to greatest: 0, -2, |-4|
-2, 0, |-4|
38 + (-45)
-7
-26 - 52
-78
The temperature during the day was 12 degrees C. By night time it dropped 15 degrees. What is the new temperature at night?
12 - 15 = -3 degrees C
A diving bird was 27 feet above sea level searching for fish in the water. When it saw one, it dived down 39 feet. What elevation is the bird at now compared to sea level?
27 - 39
rewrite 27 + -39 = -13 feet
The name of numbers less than zero (using the correct term for the TYPE of numbers they are).
Negative integers
l-1l, 4, -l-2l, 0, 3, -5 from greatest to least
4, 3, 1, 0, -2, -5
-35 + 88 + (-10)
43
110 - 370 - (-2)
-258
A number's distance from 0 on the number line
absolute value
Why is this incorrect? The absolute value of 4 is its opposite -4.
Absolute value of 4 is 4 since the 4 is 4 units away from zero. Absolute value is ALWAYS positive.