Unit 7 Important Terms and Order of Operations

A math phrase that contains numbers, variables and operations

• Expression
• Equation

Tags

CCSS.6.EE.A.1

What is the difference between an expression and an equation

• Expressions have an equal sign and equations do not

• Equations have an equal sign and expressions do not

Which of the following are true about an equation? (more than 1 answer)

• Contains an equal sign

• May contain variables

• Has many solutions

• Shows two expressions are equal

When you solve equations, you can do anything you want to one side of the equal sign, as long as...

• it is mathematical

• you do the SAME thing to the other side

• you write it down

• something something inverse?

A letter or symbol used to represent a number or quantities that vary

• constant
• coefficient
• variable
• term

Tags

CCSS.6.EE.A.2B

A number, a variable, or a product of numbers and variables separated by a + or - sign

• term

• variable

• sum

• coefficient

How many terms are in the expression?

2b - 5 + 8a

• 2

• 3

• 4

• 5

What is the definition of a coefficient?

• The letter used to represent a quantity
• The little number or letter used to raise to a power
• The number in front of a variable
• The number in back of a variable

Tags

CCSS.6.EE.A.2B

What is the coefficient in this expression?

5x - 8

• 5

• 5x

• -8

• 8

A quantity that does not change its value. 

• sum
• constant
• coefficient
• quotient

Tags

CCSS.6.EE.A.2B