STAAR Math Review

Front

What is expanded form?

Back

Expanded form is a way of writing numbers that shows the value of each digit. For example, 14.83 can be written as 10 + 4 + 0.8 + 0.03.

Front

How do you find the number of cars that can receive new tires from a shipment?

Back

To find the number of cars that can receive new tires, subtract the defective tires from the total tires, then divide by 4 (since each car needs 4 tires).

Front

What is an obtuse angle?

Back

An obtuse angle is an angle that measures more than 90 degrees but less than 180 degrees.

Front

What is a parallelogram?

Back

A parallelogram is a four-sided figure (quadrilateral) with opposite sides that are equal in length and parallel.

Front

How do you round a number to the nearest thousand?

Back

To round a number to the nearest thousand, look at the hundreds digit. If it is 5 or more, round up; if it is less than 5, round down.

Front

What is the difference between a rectangle and a square?

Back

A rectangle has opposite sides that are equal, while a square has all four sides equal.

Front

What is the value of 0.8 in expanded form?

Back

0.8 can be written as 8 tenths or 8/10.

Front

How do you calculate the total number of items after removing defective ones?

Back

Subtract the number of defective items from the total number of items to find the total usable items.

Front

What is the definition of a triangle?

Back

A triangle is a three-sided polygon.

Front

What is the formula to find the area of a rectangle?

Back

The area of a rectangle is found by multiplying its length by its width (Area = length × width).