A football team lost 9 yards on the first play and then gained 15 yards on 2nd play. What was the change in yardage?
-9 + 15 = 6 change in yardage is 6
100
In Ms. Beck's class four students brought 2 pens and one notebook to class. How many supplies did they bring to class?
4(2 + 1) = 4*2 + 4*1
= 8 + 4
= 12
100
-5(m + 4) = ?
-5(m + 4) = -5*m + (-5)*4
= -5m - 20
100
-8 x -6 =
48
100
The value of a stock has been decreasing at a rate of 3% per year. If this pattern continues, how many years will it take the stock to decrease in value by a total of 21%?
-21/-3 = 7 years
200
The hikers were hiking at a rate of 300 ft per hour down a mountain. What is the change in elevation after four hours of hiking?
-300 * 4 = -1200 ft
200
There are 5 children and each has 2 black pens and 4 red pens. How many pens do the children have in total?
5(2 + 4) = 5 * 2 + 5 * 4
= 10 + 20
= 30 pens
200
-16(2 + j) = ?
-16(2 + j) = -16*2 + (-16)*j
= -32 - 16j
200
Product of 15 and -4
15*(-4) = -60
200
Find the sum of 12 and -20 and write using money terms
12 + (-20) = -8 so I have $12 and I owe $20 so I owe $8
300
New York Jets are scoring 20 points per game. How many points have they scored in total for the first 9 games?
20 * 9 = 180 points
300
There are 6 skateboarders and each has one helmet and five pads. How much protective gear do they have altogether?
6(1 + 5) = 6*1 + 6*5
= 6 + 30
= 36
300
(9n + 4)2 = ?
(9n + 4)2 = 2*4 + 2*9n
= 8 + 18n
300
Quotient of 36 and -12
36/-12 = -3
300
Write an equivalent expression for 5m + 30 using factoring.
5m + 30 = 5(m + 6)
400
Carmelo Anthony has scored a total of 135 points through the New York Knicks first 5 games. How many points is Carmelo scoring per game?
135 / 5 = 27 points per game
400
The temperature in Iceland was -17 degrees Fahrenheit during morning. In the night time the temperature dropped 6 degrees. Find the new temperature.
-17 - 6 = - 17 + (-6)
= -23 degrees Fahrenheit
400
-3(15a - 30) = ?
-3(15a - 30) = -3*15a + (-3)*(-30)
= -45a + 90
400
Quotient of -60 and _____ is 5
-60 / ? = 5
-60 / 5 = -12
400
There are 7 picnic baskets and each contains 3 pieces of fruit and 5 sandwiches. How much food is at the picnic?
The divers swam down an ocean and it took them one hour to dive 0.5 miles. How long would it take them to dive 3 miles?
(-3)/(-0.5) = 6 so it would be 6 hours
500
In the Arctic Ocean, ice is decreasing at a rate of 2 cm per year. At this rate, how many centimeters will the ice melt in 12 years?
-2 * 12 = -24
500
14(-3m - 2) = ?
14(-3m - 2) = 14*(-3m) + 14*(-2)
= -42m - 28
500
-240 is the product of 8 and ______
-240 = 8 * ?
so -240 = 8 * -30
500
The value of a stock decreased by 7% three years ago, increased by 5% two years ago, and decreased by 4% last year. How much has the change of total value of the stock been over three years?