4th Grade Math STAAR review

Front

What equation can be used to find the number of rocks Mike collected in the third year if he collected 25,413 rocks in total and 8,917 in the first year and 7,639 in the second year?

Back

x = 25,413 - 8,917 - 7,639

Front

How many cases of soda will Mr. Evans deliver to each of the 7 grocery stores if he has 168 cases in total?

Back

24 cases

Front

What does the rule +38 indicate in a number pattern?

Back

It shows the relationship between the position of a number in a pattern and the value of that number.

Front

If the weights of four hippos are 3,894 lb, 3,648 lb, 3,699 lb, and 3,806 lb, which hippo is third when listed from least to greatest weight?

Back

Hippo Z, because 3,648 < 3,699 < 3,806 < 3,894.

Front

What is a polygon?

Back

A polygon is a closed figure formed by a finite number of straight line segments.

Front

What are acute angles?

Back

Acute angles are angles that measure less than 90 degrees.

Front

What are obtuse angles?

Back

Obtuse angles are angles that measure more than 90 degrees but less than 180 degrees.

Front

What is the formula for finding the average of a set of numbers?

Back

Add all the numbers together and divide by the total count of numbers.

Front

What is the difference between a line and a line segment?

Back

A line extends infinitely in both directions, while a line segment has two endpoints.

Front

What is the perimeter of a rectangle?

Back

The perimeter is the total distance around the rectangle, calculated as P = 2(length + width).