Algebra Flashcard

Front

What is a variable in algebra?

Back

A symbol, often a letter, that represents a number in an expression or equation.

Tags

CCSS.6.EE.A.2B

Front

What does it mean to evaluate an expression?

Back

To calculate the value of an expression by substituting numbers for variables.

Tags

CCSS.6.EE.A.2C

Front

What is an expression?

Back

A combination of numbers, variables, and operations (like +, -, ×, ÷) without an equals sign.

Tags

CCSS.6.EE.A.2B

Front

What is an equation?

Back

A mathematical statement that two expressions are equal, indicated by the '=' sign.

Tags

CCSS.6.EE.A.4

Front

What does '3 more than h' mean in algebra?

Back

It means to add 3 to the variable h, represented as h + 3.

Tags

CCSS.6.EE.A.2A

Front

What is the rule for the number of legs of dogs?

Back

The number of dogs times 4 equals the number of legs.

Tags

CCSS.HSA.CED.A.3

Front

What does it mean to multiply by a number?

Back

To increase a number by a certain factor, for example, multiplying by 3 means to take a number and add it to itself three times.

Tags

CCSS.3.OA.D.9

Front

What is the difference between addition and multiplication?

Back

Addition combines numbers to get a total, while multiplication is repeated addition of a number.

Tags

CCSS.3.OA.D.9

Front

What is a mathematical operation?

Back

An action performed on numbers, such as addition, subtraction, multiplication, or division.

Tags

CCSS.6.EE.A.2C

Front

What does 'multiply by 4' mean?

Back

To take a number and add it to itself four times.

Tags

CCSS.3.OA.D.9