7th grade review questions

What is the definition of a natural number?

• Any positive number above 0

• Any positive or negative whole number

• Fractions or decimals

• The quantity of one

Which of the following best defines a whole number?

• Any positive number above 0

• Any positive number above 0, including 0

• Any positive or negative whole number

• Fractions or decimals

What does an integer include?

• Any positive number above 0

• Any positive number above 0, including 0

• Any positive or negative whole number

• Fractions or decimals

What is a rational number?

• Any positive number above 0

• Any positive number above 0, including 0

• Any positive or negative whole number

• Fractions or decimals

What does 'unit rate' refer to?

• Any positive number above 0

• Any positive number above 0, including 0

• Any positive or negative whole number

• The quantity of one

How is 'percent change' calculated?

• part / whole = % / 100

• change / original = % / 100

• new / old = % / 100

• rise / run = % / 100

What is the formula for 'percent proportion'?

• part / whole = % / 100

• change / original = % / 100

• new / old = % / 100

• rise / run = % / 100

What does 'm' stand for in the slope-intercept form of a line, y = mx + b?

• y-intercept

• change in y

• slope

• change in x

What does 'b' represent in the equation y = mx + b?

• y-intercept

• change in y

• slope

• change in x

How do you find the slope from a table?

• rise / run

• change in y / change in x

• Whenever x is 0, the y is the y-intercept

• Wherever the line crosses the y-axis