(-80) divide by 1 =
-80
If a fraction has three negative signs, the fraction is positive because the negative signs cancel each other out.
False
At 7pm the temperature was 40F. If the temperature dropped steadily at a rate of 6 degrees per hour, what was the temperature at midnight? Provide expression to represent this situation.
-6 x 5
40 + -20
10 F
6 (-?) = -42
-7
After a winter storm, the depth of the snow on Cherry Street was 10 cm. But then, the snow started melting at a rate of 2 cm per hour.
What was the depth of the snow on Cherry Street after 3 hours?
4 cm.
(-8)(-12) =
96
True or false: Mike, Jessica, Elise, Jennifer, and Jett went out to eat. Their total will was $250.99. The expression -250.99 / 5 represents the amount each person owes if they split the bill evenly.
True
The temperature falls five degrees every day. If six days pass, write an expression to represent this situation using multiplication.
-5 x 6
? divided by -2 = -2
4
Jared lost a total of $9.00 on his investment over 2 months. He lost an equal amount of money each month.
What is the loss in value on Jared's investment each month?
$4.50
(-25) times 3 =
-75
True/ False. To multiply decimals, first you need to multiply as you would normally multiply two numbers without decimals. Then, count all the digits after the decimal points in the first number being multiplied. Place the decimal in the answer that number of digits from the right.
False/ You need to count all the digits after the decimal points in both numbers.
Gary ate 15 bananas over four days. On average, how many bananas did Gary eat each day? Expression, explain, and solve.
Expression: - 15/ 4
Explanation: You use -15 to represent the bananas eaten, and it is negative because the bananas are gone. Four represents the number of days.
Solution: -3.75
-? times ? = -9
-3 and 3
The balance when Joe deposits $113 into a bank account that was $40 in debt.
73
(-140) divide by -20 =
7
Shannon used 15.5 cups of flour total to bake 18 batches of cookies. What expression represents the average amount of flour she used for each batch of cookies?
-15.5 / 18
Jose is selling peanuts at the carnival. The original bag he purchased weighs 8 pounds. If each bag he plans on selling will weigh 2 pounds, how many full 2lb bags can he sell?
4 bags
Jan lost 22 points on her exam. She got 11 questions wrong. What integer represents the point value of each wrong answer?
-2
A football team lost 5 yards on 4 consecutive plays. What is the total change in yards from where the team started?
-20 yards
On her scuba diving trip, Holly is able to dive 15 feet per minute. She enters the water at 10:57 am. What will her depth be at 11:05?
-120 FT
44 times 2 divided by 2 times -? = -44
-1
Every time Bobby rides the bus, money is deducted from the value of the pass. He rode 12 times and $96 was deducted from the value of the pass. What integer represents the the amount gained/lost each time the pass is used?
-8