4th Math STAAR Review 4.5

Front

What is a partial product in multiplication?

Back

A partial product is the result of multiplying a single digit of one factor by the entire other factor, often used in the partial products method to simplify multiplication.

Front

How do you find the total cost when making multiple payments?

Back

To find the total cost, multiply the amount of each payment by the number of payments.

Front

What is the sum of 4,109, 4,973, and 5,247?

Back

The total number of tickets sold is 14,329.

Front

How do you estimate the total number of items sold?

Back

Round each number to the nearest ten or hundred and then add them together for an estimate.

Front

What is the difference between two amounts?

Back

The difference is found by subtracting the smaller amount from the larger amount.

Front

How do you divide a total number of items equally among groups?

Back

To divide equally, divide the total number by the number of groups.

Front

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

Back

The average is found by adding all the numbers together and then dividing by the count of the numbers.

Front

What does it mean to round a number?

Back

Rounding a number means adjusting it to the nearest specified place value, making it simpler to work with.

Front

What is the importance of estimating in math?

Back

Estimating helps to quickly assess the reasonableness of an answer without calculating the exact value.

Front

How do you check your work in subtraction?

Back

You can check subtraction by adding the difference to the smaller number to see if it equals the larger number.