Adding Integers
9 + ( -35)
-26
Solve -20 - 10
-30
-3 x -5
+15
18/-2
-9
The set of whole numbers and their opposites, including zero?
-22 + (-10) + 15
-17
Solve: -28 - (-13)
-15
Find -15(-3)(1)
45
Evaluate h ⁄ f if
f = -15 and h = - 45
3
The 3-word phrase to subtract integers
keep change flip
At 4:00 am, the outside temperature was -28 degrees F. By 4:00 pm that same day, it rose 38 degrees. What integer represents the temperature at 4:00 pm?
10
Find the distance between -66 and 77 on a number line.
143
Evaluate xy if
x = -21 and y = 3
-63
A submarine descends to a depth of 350 feet below the surface in 5 minutes. At this rate, what integer represents the change, in feet, of the submarine’s position after one minute?
-70
(-4) raised to the power of 5 has what sign?
negative
What value of x would result in a numerical value of zero for the expression
7 + x + (-10)?
3
Evaluate b - a when b = -23 and a = - 5
-18
Evaluate ab2c?
Substitute -2 for a, -3 for b, and 2 for c.
-36
Evaluate bd/a + c?
a=-2 b=3 c=-12 d = -4
-6
The distance a number is from zero on a number line.
absolute value
In 20 seconds, a roller coaster ascends 110 meters, descends 73 meters, then rises 29 meters before its final drop to the ground level. What integer represents the final drop?
-66
A scuba diver is 12 meters below sea level. If the diver descends 39 meters further, what integer represents the scuba diver's new depth?
-51
Mrs.Miville lost money on an investment at a rate of $3.50 per day. What is the change in her investment, due to the lost money, after 3 weeks?
$73.50
Is this statement true or false? Justify it!
If n is a negative integer, n/n = -1
False.
Negative divided by negative is positive.
Opposites have the same absolute value but different signs. Two integers that are opposites are called……
additive inverse