5th grade math TEKS STAAR Review Questions

Front

How do you calculate the amount of money left after spending?

Back

Subtract the total amount spent from the initial amount of money. Example: If you have $16.95 and spend $14.93, you have $2.02 left.

Front

What is rounding and how do you round 0.028 to the nearest hundredth?

Back

Rounding is adjusting a number to a specified degree of accuracy. To round 0.028 to the nearest hundredth, look at the third decimal place (8). Since it is 5 or more, round up to 0.03.

Front

What is a prime number?

Back

A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself. Example: 2, 3, 5, 7.

Front

What is a composite number?

Back

A composite number is a natural number greater than 1 that is not prime, meaning it has more than two positive divisors. Example: 4, 6, 8.

Front

How do you calculate the total cost of renting a car?

Back

Add the daily rental fee multiplied by the number of days to any one-time fees. Example: $47 per day for 6 days plus a $54 fee equals $336.

Front

What is the formula for finding the total cost of items purchased?

Back

Total Cost = Sum of all item prices. Example: If you buy items for $8.95, $1.95, and $4.29, the total cost is $15.19.

Front

What does it mean to round to the nearest whole number?

Back

Rounding to the nearest whole number means adjusting a decimal to the closest integer. Example: 2.7 rounds to 3.

Front

What is the difference between even and odd numbers?

Back

Even numbers are divisible by 2 (e.g., 2, 4, 6), while odd numbers are not (e.g., 1, 3, 5).

Front

How do you find the total amount owed after multiple days of rental?

Back

Multiply the daily rate by the number of days and add any additional fees. Example: $47/day for 6 days + $54 fee = $336.

Front

What is the significance of the number 1 in prime numbers?

Back

The number 1 is not considered a prime number because it only has one positive divisor.