Operations
Number System #1
Number System #2
Number System #3
Operation Rules
100
-263 + 680.5
417.5
100
Karla multiplied two integers.
Which conditions will always give Karla a positive solution when she multiplies two integers?
A. Both integers are positive.
B. One integer is positive and the other is negative.
C. Both integers are negative.
D. None of the above.
A and C
100
Enter the decimal equivalent of
12/48
0.25
100
Enter the number that makes the equation true.
0.32 + 97/100 = 0.97 + ?/100
32
100
What are the rules for adding integers?
Same sign (+ and +) or (- and -) -add numbers together -Keep the original sign
Different signs (+ and -) -find the difference -keep sign of the integer with the greater absolute value
200
- 32.6 - 89.4
- 122.0
200
Jake bought 4 packs of chips for $33.24.
What is the cost of a pack of chips, in dollars, if all packs cost the same?
The cost for a pack of chips is $8.31.
200
Draw a number line that models
3.5 + (-6.5)
200
Select all the expressions that may show the distance between points A and B.
-1 - (-9)
-10 - (-18)
|-9| - |-1|
200
What are the rules for subtracting integers?
1. Keep the first number.
2. Change the subtraction sign to addition.
3. Change the 2nd number to its opposite.
4. Follow the rules of addition.
300
32 * ( - 54.1)
- 1731.2
300
The number line shows a set of operations. Select the expression that represents the operations shown on the number line.
6n - 5n + 3n
300
Use the distributive property to solve 4 ( 4.5 - 3 x)
18 - 12x
or
-12x + 18
300
Enter the value of
(-1/4) + 5/16 - ( - 10)
10 1/16
300
What are the rules for multiplying integers?
Same sign: (+ and +) or (- and -) equals positive.
Different signs: (+ and -) equals negative.
400
- 7/8 divide - 4/5
35/32
400
Enter the number that makes the equation true.
0.54 + 87/100 = ?/100 + 0.87
? =
54
400
Jorden has
9 3/8
cups of sugar in container. He uses
4 1/8
cups of sugar to make a batch of cookies. How much sugar does Jorden have left in the container?
5 2/8 or 5 1/4
sugar left in the container
400
Jade poured
1/4
of the soda from a 6 - liter bottle while serving quests at a party. How much soda, in liters, is left in the bottle?
4 1/2
liters left in the bottle.
400
What are the rules for dividing integers?
Same sign: (+ and +) or (- and -) equals positive.
Different signs: (+ and -) equals negative.
500
(5/8 times 1/4) + (- 8/32)
- 3/32
500
The number line shows the yards gained or lost by a team during a football game. Enter the difference, in yards, between the second down and fourth down.
- 5 1/2 yards
500
The number line shows the yards gained or lost by a team during a football game. Enter the difference, in yards, between the first down and fourth down.
- 7 yards
500
At a farm, 4 employees harvest 80 pounds of food over a certain number of hours. Each employee works the number of hours shown.
The number of pounds of food harvested by each employee is proportional to the number of hours worked. Fill in the table with the amount of food, in pounds, each employee harvested.
500
First student to give a thumbs up can take 500 points away from a team of their choice.
WOW!