Review Problems TEKS 4.4A, 4.4G, 4.4H and 4.5A

Front

What is the difference between two lengths?

Back

The difference is found by subtracting the shorter length from the longer length.

Front

If Layla scored 1,274 points and Zaniah scored 358 points more, how do you find Zaniah's score?

Back

Add 358 to Layla's score: 1,274 + 358 = 1,632.

Front

How do you estimate the total of several numbers?

Back

Round each number to the nearest ten or hundred, then add the rounded numbers.

Front

What is the total cost if you know the individual costs?

Back

Add all individual costs together to find the total.

Front

What is an estimate?

Back

An estimate is a rough calculation of the value, number, quantity, or extent of something.

Front

How do you find the total number of items sold by multiple groups?

Back

Add the number of items sold by each group together.

Front

What is the purpose of rounding numbers?

Back

Rounding makes it easier to work with numbers by simplifying them.

Front

If you know the total cost and some individual costs, how do you find the missing cost?

Back

Subtract the sum of the known costs from the total cost.

Front

What is a reasonable estimate for a total cost?

Back

A reasonable estimate is a close approximation based on rounding and simplifying the numbers.

Front

How do you calculate the difference between two numbers?

Back

Subtract the smaller number from the larger number.