Exponential Notation
Powers of 10
Expanded Form
Word Form
Riddles
100

Write in standard form:

8 x 102

800

100

Write in standard notation:

104

10,000

100

Write the following in expanded form: 92

90 + 2

100

Write the following in word form: 97

ninety seven

100

I am a three digit number.

My 4 is worth 400.

My 2 is in the ones place.

My 8 is worth 8 x 10.

482

200

Write in standard form: 

953 x 105

95,300,000

200

Write in standard notation:

10 x 10 x 10

1,000

200

Write the following in expanded form: 368

300 + 60 + 8

200

Write the following in word form: 634

six hundred thirty four

200

I am a 4 digit number.

My 3 is worth 300.

My other 3 is in the tens place.

My 7 is in the thousands place.

My remaining digit is a 0.

7,330

300

Write in standard form:

20 x 103

20,000

300

Write in standard notation:

101

10

300

Write the following in expanded form: 9,371

9,000 + 300 + 70 + 1

300

Write the following in word form: 2,430

Two thousand four hundred thirty

300

I am a 5 digit number.

One of my 4s is worth 4,000

My other 4 is in the ten thousands place.

My 7 is in the tens place.

My other 7 is in the ones place.

My remaining digit is a 5.

44,577

400

Write in exponential notation:

94,000

___ x 10?

94 x 103

400

Write in exponential notation:

100,000

105

400

Write the following in expanded form:

721,094

700,000 + 20,000 + 1,000 + 90 + 4

400

Write the following in word form: 15,671

fifteen thousand six hundred seventy one

400

I am a 6 digit number.

I have a one worth 1,000. My other 1 is in the ones place.

I have a 9 worth 90. My other 9 is in the hundreds place.

My remaining digits are 8.

881,991

500

Write in exponential notation:

32,100

___ x 10?

321 x 102

500

Write in exponential notation:

1,000,000

106

500

Write in expanded form:

1,298,357

1,000,000 + 200,000 + 90,000 + 8,000 + 300 + 50 + 7

500

Write the following in word form: 91,241

ninety one thousand two hundred forty one

500

I am a 7 digit number.

I have a 4 in the hundreds place.

My other 4 is worth 4,000.

I have a 2 worth 200,000.

I have a 7 worth 1,000,000.

I have a 6 in the tens place. My other 6 is in the ones.

My remaining digit is a 9.

7,294,466