7th Grade Math Final Review

Front

What is the additive inverse of -13?

Back

The additive inverse of -13 is 13, because -13 + 13 = 0.

Front

If x - y = z, which equation is equivalent?

Back

The equivalent equation is x + (-y) = z.

Front

What numeric expression is modeled on the number line?

Back

The expression modeled is -1 + 5 = 4.

Front

What does it mean for distance and time to be directly proportional?

Back

It means that as one increases, the other increases at a constant rate.

Front

How can 14/15 be written as a decimal?

Back

14/15 can be written as 0.9̅3.

Front

What is the definition of an additive inverse?

Back

An additive inverse of a number is a value that, when added to the original number, results in zero.

Front

What is the constant of proportionality?

Back

The constant of proportionality is the ratio of the two quantities that are proportional.

Front

How do you convert a fraction to a decimal?

Back

To convert a fraction to a decimal, divide the numerator by the denominator.

Front

What is the formula for finding the slope of a line?

Back

The slope (m) is calculated as m = (y2 - y1) / (x2 - x1).

Front

What does it mean for a relationship to be proportional?

Back

A relationship is proportional if the ratio between two quantities remains constant.