Multiplying Numbers by Power of 10

Whole Numbers

100

3 x 10² = ?

What is : 300

200

9 x 10⁴ = ? 

What is: 90,000

300

15 x 10⁵ = ?

What is: 1,500,000

400

25 x 10⁸ = ?

What is: 2,500,000,000

500

376 x 10⁷ = ? 

What is: 3,760,000,000

Fill in the Blank to Complete Equation

100

? x 10³ = 62,000

What is: 62

200

195 x 10^o = ?

What is: 195

300

? = 14 x 10³

What is: 14,000

400

4,600 x ? = 46,000,000

What is: 10⁴

500

56,000 x ? = 5,600,000,000

What is: 10⁵ 

Decimals

100

4.9 x 10² = ? 

What is: 490

200

22.34 x 10³ = ? 

What is: 22,340

300

4.92 x 10³= ? 

What is: 4,920

400

62.78 x 10⁵

What is: 6,278,000

500

3.07 x 10⁷ = ? 

What is: 30,700,000

Standard Form to Expanded Form with Decimal Numbers

100

3.02

What is: (3x1)+(2x.01) or (3x1)+ (3x1/100)

200

3.45

What is: (3x1) + (4x.1) + (5x.01) 

*fractions are okay to use as well!

300

2.521

What is: (2x1)+(5+.1)+(2x.02)+(1x.001)

*fractions are okay to use too! 

400

456.301

What is: (4x100)+(5x10)+(6x1)+(3x.1)+(1x.001)

*Fractions are okay to use too! 

500

324.237

(3x100)+(2x10)+(4x1)+(2x.1)+(3x.01)+(7x.001)

Identify the Value of the Expression

100

(3x1)+(2x.1)

What is: 3.2

200

(7x10)+(6x1)+(1x.01)

What is: 76.01

300

(3x1)+(7x.1)+(4x.01)+(6x.001)

What is: 3.746

400

(2x10)+(3x1)+(9x.01)+(8x.001)

What is: 23.098

500

(3x100)+(6x10)+(3x1)+(9x.1)+(2x.001)

What is: 363.902