CC2 Chapter 2 Review

Front

What is the process to convert a decimal to a percent?

Back

To convert a decimal to a percent, multiply the decimal by 100 and add a percent sign. For example, 0.75 x 100 = 75%.

Front

What is absolute value?

Back

Absolute value is the distance of a number from zero on the number line, regardless of direction. It is always a non-negative number.

Front

How do you identify ordered pairs from a graph?

Back

An ordered pair is identified by the coordinates (x, y), where 'x' is the horizontal position and 'y' is the vertical position on the graph.

Front

What does the expression (-4) + (-6) + 10 simplify to?

Back

The expression simplifies to 0.

Front

What is the definition of a coordinate plane?

Back

A coordinate plane is a two-dimensional surface formed by the intersection of a horizontal line (x-axis) and a vertical line (y-axis).

Front

How do you find the absolute value of an expression?

Back

To find the absolute value of an expression, calculate the value inside the absolute value bars and then take the non-negative value of that result.

Front

What is the significance of the x-axis and y-axis in a graph?

Back

The x-axis is the horizontal line, and the y-axis is the vertical line. They are used to plot points and represent relationships between variables.

Front

What is the formula for converting a fraction to a percent?

Back

To convert a fraction to a percent, divide the numerator by the denominator, then multiply by 100. For example, 1/4 = 0.25 x 100 = 25%.

Front

What does it mean to simplify an expression?

Back

Simplifying an expression means to reduce it to its simplest form by combining like terms and performing operations.

Front

What is a negative number?

Back

A negative number is a number that is less than zero, often represented with a minus sign (-).