Front

What is the mode of a set of numbers?

Back

The mode is the number that appears most frequently in a data set.

Front

What is the formula for the area of a parallelogram?

Back

Area = base × height.

Front

What is the order of operations in mathematics?

Back

The order of operations is Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

How do you find the value of an expression like 2 + 8 × 4 - 5?

Back

Follow the order of operations: first multiply, then add and subtract.

Front

If a recipe uses 3 cups of flour for 2 pies, how do you find the amount needed for 9 pies?

Back

Set up a proportion: (3 cups / 2 pies) = (x cups / 9 pies) and solve for x.

Front

What is a variable in mathematics?

Back

A variable is a symbol used to represent a number that can change.

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to reduce it to its simplest form.

Front

What is a fraction?

Back

A fraction represents a part of a whole and is written as a/b, where 'a' is the numerator and 'b' is the denominator.

Front

What is the difference between mean, median, and mode?

Back

Mean is the average, median is the middle value, and mode is the most frequent value in a data set.

Front

How do you calculate the perimeter of a rectangle?

Back

Perimeter = 2 × (length + width).