TNReady Review 7.NS.A

Front

What is the additive inverse property?

Back

The additive inverse property states that for any number 'a', there exists a number '-a' such that a + (-a) = 0.

Front

How do you represent the distance between two numbers on a number line?

Back

The distance between two numbers 'a' and 'b' on a number line is represented as |a - b|.

Front

What does it mean for quantities to combine to make 0?

Back

When two quantities combine to make 0, it means they are opposites, such as +3 and -3.

Front

What is the result of adding a number and its additive inverse?

Back

The result is always 0. For example, 5 + (-5) = 0.

Front

Back

Front

What is the meaning of negative numbers in real-world contexts?

Back

Negative numbers can represent loss, debt, or values below a reference point, such as temperatures below zero.

Front

How do you calculate the total loss over multiple days?

Back

To calculate total loss, multiply the daily loss by the number of days. For example, if a stock loses $2.25 each day for 5 days, the total loss is -$2.25 x 5 = -$11.25.

Front

What is the significance of the number line in understanding integers?

Back

The number line visually represents integers, showing their order and the concept of positive and negative values.

Front

What is the formula for finding the sum of two negative numbers?

Back

The sum of two negative numbers is negative and is found by adding their absolute values. For example, -3 + (-4) = -7.

Front

How do you interpret the product of a negative number and a positive number?

Back

The product of a negative number and a positive number is negative. For example, -2 x 3 = -6.