6th Period Evaluate Expressions

Front

What does it mean to evaluate an expression?

Back

To evaluate an expression means to calculate its value by substituting the variables with given numbers.

Tags

CCSS.6.EE.A.2C

Front

Evaluate the expression when b = 4: 2b² - 3

Back

29

Tags

CCSS.6.EE.A.2C

Front

Evaluate for y = 6: 4y - 5

Back

19

Tags

CCSS.6.EE.A.2C

Front

Evaluate for z = 8: 2z + 3

Back

19

Tags

CCSS.6.EE.A.2C

Front

Evaluate 2r + 1 if r = 3

Back

7

Tags

CCSS.6.EE.A.2C

Front

Evaluate for x = 7: 3x - 2

Back

19

Tags

CCSS.6.EE.A.2C

Front

What is a variable in mathematics?

Back

A variable is a symbol used to represent an unknown value, often denoted by letters such as x, y, or z.

Tags

CCSS.6.EE.A.2B

Front

What is an expression in mathematics?

Back

An expression is a combination of numbers, variables, and operators (like +, -, *, /) that represents a value.

Tags

CCSS.6.EE.A.2B

Front

What is the order of operations in mathematics?

Back

The order of operations is a set of rules that dictates the sequence in which calculations are performed: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right). This is often remembered by the acronym PEMDAS.

Tags

CCSS.7.NS.A.3

Front

What is the value of 2b² when b = 4?

Back

32

Tags

CCSS.6.EE.A.2C