Chapter 2 Review

Prime Factorization

100

What is the prime factorization of 16?

2x2x2x2

200

What is the prime factorization of 36?

2x2x3x3

300

What is the prime factorization of 44?

2x2x11

400

What is the prime factorization of 81?

3x3x3x3

500

What is the prime factorization of 65?

5x13

Exponents and Powers

100

Write the power as a product of the same factor:

10²

10x10

200

Write the product using an exponent:

3x3x3x3

3⁴

300

Write the product using an exponent:

8x8x8x8

8⁴

400

Write the power as a product of the same factor:

6⁵

6x6x6x6x6

500

Write the product using an exponent:

1x1x1x1x1x1x1x1x1

1⁹

Distributive Property

100

Find 2x21 using the Distributive Property. You must show all work to receive credit!! (area model or the standard algorithm)

2x21=

(2x20)+(2x1)=

40+2

42

200

Find 6x13 using the Distributive Property. You must show all work to receive credit!! (area model or the standard algorithm)

6x13=

(6x10) + (6x3)

60 + 18

78

300

Find 3x52 using the Distributive Property. You must show all work to receive credit!! (area model or the standard algorithm)

3x52=

(3x50) +(3x2)

150 + 6

156

400

Find 6x26 using the Distributive Property. You must show all work to receive credit!! (area model or the standard algorithm)

6x26=

(6x20) + (6x6)

120 + 36

156

500

Find 8x74 using the Distributive Property. You must show all work to receive credit!! (area model or the standard algorithm)

8x74=

(8x70) + (8x4)

560 + 36

596

Estimate Products

100

Estimate by rounding. You must show all work to receive the full points! (Round to the nearest ten or hundred)

32x18

32- 30

18- 20

30x20= 600

200

Estimate by rounding. You must show all work to receive the full points! (Round to the nearest ten or hundred)

61x68

61- 60

68- 70

60x70= 4200

300

Estimate by rounding. You must show all work to receive the full points!(Round to the nearest ten or hundred)

33x6

33- 30

30x6= 180

400

Estimate by rounding. You must show all work to receive the full points! (Round to the nearest ten or hundred)

106x52

106- 100

52- 50

100x50= 5000

500

Estimate by rounding. You must show all work to receive the full points! (Round to the nearest ten or hundred)

729x42

729- 700

42- 40

700x40=28000

Multiplication

100

Find the product. You must show your work to receive full points!

21x3

63

200

Find the product. You must show your work to receive full points!

413x9

3717

300

Find the product. You must show your work to receive full points!

13x54

702

400

Find the product. You must show your work to receive full points!

367x83

30,461

500

Find the product. You must show your work to receive full points!

999x99

98901