Decimal Place Value and Powers of Ten

• 80

• 8

• 0.008

• 0.8

Which expressions that represent the decimal 2.856? Choose all the correct answers (4).

• 2 + 0.856

• two and eight hundred fifty-six hundredths

• 0.006 + 0.8 + 2 + 0.05

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

• 2 + 8/10 + 5/100 + 6/1,000

Which expressions represent (3 x 100) + (2 x 10) + (4 x 1) + (6 x 1/10) + (8 x 1/1,000)? Choose all that are correct (3).

• three hundred-twenty-four and six hundred eight thousandths

• 324.68

• 324 68/100

• 324.608

• 300 + 4 + 0.6 + 20 + 0.008

Layla wrote the number 76,084.009 in expanded notation. What should Layla fill in the missing blank? (7 x 10,000) + (6 x 1,000) + (8 x 10) + (4 x 1) + (___ x ___)

• (9 x 1/10)

• (9 x 100)

• (9 x 1/100)

• (9 x 1/1000)

What of the following represent 0.824? Choose all that are correct (3).

• eight hundred and twenty-four thousandths

• 8 tenths + 2 hundredths + 4 thousandths

• 8/10 + 2/100 + 4/1000

• (1/10 x 8) + (1/100 x 2) + (1/1,000 x 4)

• 8 x 100 + 2 x 10 + 4 x 1000

What is the standard form of eighty-seven and fourteen thousandths?

• 87.14

• 87.014

• 87.104

• 870.14

5.60 ÷ 10 =

• 0.56

• 56

• 560

• 0.506

100 x 30.1 =

• 300.1

• 3,001

• 3,010

• 310

Write 25 ⁴/₁₀ as a decimal number.

• 25.04

• 25.4

• 2.54

• 0.254

Write this fraction as a decimal.
3/10

• 0.03

• 0.3

• 0.003

• 3.0