Chapter 2 Math Review

Vocabulary

100

What is a number raised to the third power?

Cubed

200

What is a number obtained by raising a base number to an exponent?

Power

300

What is a number that divides into a whole number evenly? Also, a number that is multiplied by another number?

Factor

400

What is a way of expressing a composite number as a product of its prime factors?

Prime factorization

500

What is a property that states that when you multiply a sum by a number, you can multiply each addend by the same number and add the products. 

Distributive Property

Prime Factorization

100

What is the product of 6x6x6x6x6x6x6= by using exponents

6⁷

200

What is the prime factorization of 24?

2x2x2x3

300

What is the missing number 104=2x2x?x13

2

400

What is the product of 9³ written as the same factor? Then what is the value?

9x9x9= 729

500

What is the prime factorization of 56 by using exponents?

2³x7

Story Problems

100

Nolan has 238 baseball cards in every binder. How many baseball cards will he have in 4 binders?

952 baseball cards

200

Brayten has 208 coins. Rowan has 3 times as many coins. About how many coins does Rowan have. 

600 coins

300

Mr. and Mrs. Strzok want to buy a car that costs $12,675. Mr. Strzok saved $235 each month for 8 months. Mrs. Strzok saved $375 each month for 9 months. If they combine their money, how much will they have? Will they have enough money to buy the car? (Make a chart will help) 

$5,255, No

400

DOUBLE JEOPARDY!!!! Each side of a cubed shaped box is 6 feet. To find the volume, multiply the length times the width times the height. Express the amount of space inside as a power and then find the amount in cubic feet.

6³= 216 Cubic feet/feet³

500

A section of a classroom will be made from square ceramic tiles. Each tile has a side length of 8 inches. If the dimensions of the section of the classroom floor are 24 inches by 48 inches, how many ceramic tiles are needed? (Drawing a picture will help!!!)

18 Tiles

Multiply

100

What is 124x9=

1,116

200

What is 36x77=

2,772

300

What is 315x40=

12,600

400

What is 31x258=

7,998

500

What is 158x179=

28,282

Finding Products Mentally

100

What is 21x100

2100

200

What is 6x10⁴

60,000

300

Estimate by Rounding or using compatible numbers 18x91=

1,800 or 2,000

400

What is 8x5000 mentally?

40,000

500

Estimate by Rounding or using compatible numbers 63x51=

3,000