A letter used in an expressions that can be substituted for any number.
What is a variable?
Evaluate the following expressions if x=12 and y=6.
2y+3x=
2(6)+ 3(12)= 48
10^2
100
What is the greatest common factor of 32 and 24?
8
35
The amount of space inside of a closed two-dimensional figure. It is measured in square units.
What is area?
Evaluate the following expression if x=5 and y=7
2x+4y+3(x+y)=
2(5)+4(7)+3(5+7)
10+28+36
=74
3^4
81
What is the greatest common factor of 10 and 50?
10
What is the least common multiple of 6 and 4?
12
The result of multiplication.
What is the product?
Evaluate the following expression if x=3 and y=6
(2x+2y)/(2y+2x)
=1
2^7
128
What is the greatest common factor of 48 and 64?
16
What is the least common multiple of 9 and 3?
9
A flat "unfolded" representation of a three-dimensional shape.
Evaluate the following expression if x=3
x^3+12
=39
45
1,024
What is the greatest common factor of 12 and 7?
1
What is the least common multiple of 12 and 16?
48
A number that is multiplied by a variable.
Evaluate the following expression if x=4 and y=7
2x+5y-(x+y)
2(4)+5(7)-(4+7)
8+35-11
=32
3^5-2^6
243-64=179
What is the greatest common factor of any two prime numbers?
1
What is the least common multiple of 13 and 15?
195