Unit 1

Power of 10

100

10⁵ 

100,000

200

3 x 10²

300

300

5 x 10⁶

5,000,000

400

15 x 10⁴

150,000

500

12 x 10⁵

1,200,000

Place Value

100

The 4 in 123.4516

Tenths

200

The 2 in 2.8314

Ones

300

The 5 in 569.012

Hundreds

400

The 7 in 12,455.079

Hundredths

500

The 2 in 11,200,340.000

Hundred thousands

Expanded Form

100

100 + 20 + 3 + .4

123.4

200

500 + 30 + 7 + .2 + .05

537.25

300

900 + 1 + 2/10

901.02

400

5,000 + 200 + 40 + 3 + .9 + .006

5,243.906

500

7,000 + 50 + 2 + .6 + .05 + .001

7,052.651

Extreme Mode

100

(3 x 100) + (2 x 10) + (5 x 1) + (4 x 1/10) + (2 x 1/100)

325.42

200

(2 x 100) + (5 x 10) + (1 x 1) + (3 x 1/10) + (5 x 1/100)

251.35

300

(8 x 1,000) + (5 x 100) + (2 x 10) + (6 x 1/100) + (2 x 1/1000)

8,520.062

400

(7 x 1,000) + (2 x 100) + (5 x 10) + (3 x 1/10) + (6 x 1/100)

7,250.36

500

(4 x 1000) + (6 x 100) + (5 x 10) + (2 x 1) + (9 x 1/100) + (1 x 1000)

4,652.091

Fraction/Decimal

100

.5

5/10

200

.060

60/100

300

.402

402/1000

400

2/10

.2

500

5/100

.05