Operations
What is the sum of -81 and 64
The sum is 17
4(4x + 8)
16x + 32
How many degrees are in a triangles 3 angles?
180o
What is the probability of rolling an even number on a dice?
1/2 or 50%
Solve: 5x = 30
x = 6
What is the sign of the product of a negative number and a positive number?
A negative
-(5 - 2y)
-5 + 2y or 2y - 5
What is the volume of a cube with side length of 3in?
27 in3
If something is impossible, it has a probability of what?
0
What term is considered the constant in the following expression 5x - 3y + 6
6
-95÷(-5)
19
5x + 4 - 2x + 3
3x + 7
What is the term for the total area on all sides of a 3d shape?
If something is likely, it means the probability of it happening is less than 100% but greater than what?
50%
What is the inverse operation to subtraction?
addition
43 - (-30)
73
5x(2 + 4) + 10x
40x
3.14r2 is the formula for what?
Area of a circle
A sandwich has 5 meats, 4 breads and 3 cheese toppings. How many types of sandwiches can it make?
60
5y - 7 = 13
y = 4
A man loses an average of 3 lbs for 5 weeks. After the 5 weeks he gains back 4 lbs. What is the overall change in his weight?
-11 lb
2x(4x + 1) - 7x2
1x2 + 2x
What is the term for the distance around a circle?
Circumference
What is the chance I flip a coin and get tails, while ALSO rolling a dice and getting a 2?
1/12
7 - 6x = 49
x = -7