6th Grade Math STAAR Review: Reporting Category 2

Front

What is the formula to find the total number of animals if 60% are dogs and there are 42 dogs?

Back

Total animals = Number of dogs / Percentage of dogs = 42 / 0.60 = 70.

Front

How do you calculate the cost per pound of dog food?

Back

Cost per pound = Total cost / Weight in pounds. For example, for a 20-lb bag costing $23.44, it is $23.44 / 20 = $1.172 per pound.

Front

What is the final temperature if it starts at -1° and rises by 17° then falls by 4°?

Back

Final temperature = Initial temperature + Rise - Fall = -1 + 17 - 4 = 12°.

Front

How do you calculate the total cost of gas if gas costs $2.35 per gallon and you need 16.3 gallons?

Back

Total cost = Price per gallon x Number of gallons = $2.35 x 16.3 = $38.31.

Front

What does the inequality 2b < 22 represent in terms of candy bars?

Back

It means that the total number of candy bars in 2 packages is less than 22, so each package has fewer than 11 candy bars.

Front

What is the concept of percentage in relation to a total?

Back

Percentage is a way to express a number as a fraction of 100. For example, 60% means 60 out of 100.

Front

How do you find the lowest cost per pound among different sizes of dog food?

Back

Calculate the cost per pound for each size and compare them. The size with the lowest cost per pound is the best deal.

Front

What is the process to solve a temperature change problem?

Back

Start with the initial temperature, add the increase, then subtract the decrease to find the final temperature.

Front

What is the significance of inequalities in algebra?

Back

Inequalities show the relationship between expressions that are not equal, indicating ranges of possible values.

Front

How do you convert a word problem into a mathematical equation?

Back

Identify the quantities involved, determine the relationships, and express them using mathematical symbols.