Combining opposites to make 0.
-5 + 5= 0
Zero pairs
-3 +( - 5) +16
What is 8
6 + -7
What is -1
-6(7)
What is -42
negative divided by a positive
negative
Why is this ok in math?:
a+b=b+a
3x4=4x3
ORDER DOESN'T MATTER in X and +
-10 + -5 + 2
What is -13
-3 -(- 13)
What is 10
Negative times positive times positive
-2 x 3 x 2
Negative
-12
-84/-7
What is 12
What is the difference between an expression and an equation?
Equations have = signs
Playing golf, Mike got a +2 on the first hole, −2 on the second hole, even on the 3rd hole, +1 on the 4th, +3 on the 5th and -1 on the 6th. What is his combined score for the first 6 holes?
What is +3
0 - (-12 ) -20 -2
What is -10
Write -8 multiplied by 1/2 in 2 ways.
Write equations and solve
-8x .5 =-4
-8x 1/2 =-4
8x -.5=-4
8x -1/2=-4
8/-2=-4 -8/2=-4
-10 / 1/2
-20
What is the correct order of operations?
Parenthesis, exponents, multiply & divide, add & subtract
Bray bought a bike that costs $265. He had a coupon for 27.50 off his purchase. Write an equation to represent the situation and solve.
What is 265-27.50= $237.50
Write two equations that show the distance between –13 and –4 on a number line?
What is the distance? SOLVE
-13- (-4)=-9
-13 +4= -9
(-5)2 x(4) x -2
What is -200
2/3 divided by 1/8 =
16/3
What are the rules for multiplying and dividing integers.
Same signs - positive answer
different signs - negative answer
Sandra plays a matching game. In order to advance to the next level, she must score at least 15 points.
She scores 22.75 points for correct matches and –6.8 points for incorrect matches.
Did Sandra make it to the next level? By how much did she make it or not make it by?
She made it with 15.95. She made it with .95 of a point extra.
Joaquin recorded a temperature of 62°F this morning for science class. The temperature increased 6 and a half°F in the afternoon before decreasing 8.7°F in the evening. What was the evening temperature?
What is 59.3
Anna hikes into a canyon. She takes a break at the rest stations every 3/4 of a mile.
If she started at sea level and has hiked down to the 6th rest station, what is Anna’s elevation now?
-6 x 3/4 = -18/4
-18/4 = -4.5
A robotic car can travel 6.2 feet in 2 seconds.
If the car continues at the same rate, how many feet will it travel in 7 seconds?
What is 21.7 feet?