8th Grade Math STAAR Review

Front

List the following in order from least to greatest: 5/4, 56%, 1.07, 4/5

Back

56%, 4/5, 1.07, 5/4

Front

Is the equation y=7x+5 proportional or non-proportional?

Back

Non-proportional

Front

Which set of ordered pairs represents y as a function of x? (-9,2), (0,6), (1,-2), (-3,6), (-1,0), (4,3), (-7,-3), (-1,-8), (3,2), (-4,-2), (3,1), (-4,1), (5,4), (2,3), (1,1), (2,4)

Back

(-9,2), (0,6), (1,-2), (-3,6)

Tags

CCSS.8.F.A.1

Front

Find the rate of change: If a car travels 20 gallons in 10 minutes, what is the rate of change?

Back

-2 gallons per minute

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Front

Convert 0.0000713 to scientific notation.

Back

7.13 x 10^-5

Front

What is the definition of a proportional relationship?

Back

A relationship where the ratio of the two variables is constant.

Tags

CCSS.7.RP.A.2A

Front

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

Back

Slope (m) = (y2 - y1) / (x2 - x1) where (x1, y1) and (x2, y2) are two points on the line.

Tags

CCSS.8.EE.B.5

Front

What does it mean for a set of points to represent a function?

Back

Each input (x-value) must correspond to exactly one output (y-value).

Tags

CCSS.8.F.A.1

Front

How do you convert a fraction to a decimal?

Back

Divide the numerator by the denominator.

Tags

CCSS.8.NS.A.1

CCSS.7.NS.A.2D

Front

What is scientific notation?

Back

A way to express numbers as a product of a number between 1 and 10 and a power of 10.

Tags

CCSS.8.EE.A.3