Math Review 1: Operations & Algebraic Thinking

Front

What is a pattern in math?

Back

A pattern is a sequence of numbers or shapes that follow a specific rule or formula.

Front

What does it mean to evaluate an expression?

Back

To evaluate an expression means to calculate its value by performing the operations indicated.

Front

What is the order of operations in math?

Back

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

Front

What does '2 times 465 + 371' represent?

Back

It represents multiplying 465 by 2 and then adding 371 to the result.

Front

What is the result of 212 - [(9 x 4) + 8]?

Back

The result is 168.

Front

What is the rule for the pattern: 2, 4, 8, 16?

Back

The rule is to multiply by 2.

Front

What does it mean to subtract in math?

Back

Subtracting means to take one number away from another.

Front

What is the result of 2 x [6 ÷ (9 - 8)] - 6?

Back

The result is 6.

Front

What is an expression in math?

Back

An expression is a combination of numbers, variables, and operations that represents a value.

Front

What does 'add 4' mean in a mathematical context?

Back

It means to increase a number by 4.