True or false?
A variable expression has an equal sign.
What is false.
Equations have equal signs, expressions do not.
100
Joe has 5 apples. His little brother ran off with some of them. Name the expression that explains this scenario.
What is 5-x
100
10 - c
What is "ten minus c"
100
100+n
What is addition.
100
7x when x=3
What is 7(3)=7*3= 21
200
What is a variable?
What is a symbol used to represent a number or range of numbers.
200
Molly loves marbles. Today she went to store and purchased 4 times more than she had before. Name the expression that fits this scenario.
What is 4x or 4(x)
200
5x
What is "five times x"
200
30t
What is multiplication.
200
12/x when x= 3
What is 12/(3)= 12/3= 4
300
Identify the constant in this expression: 5+x
What is 5. 5 is the only real number in the expression.
300
Bobby loves cookies but he thinks that 8 is way too many to eat at one time. He decided to share some of them with his friends. Name the expression that fits this scenario.