4.2B

Workers at a company fixed 28,036.05 meters of pipe. How is this number written in expanded notation?

• (2 x 100,000) + (8 x 1,000) + (3 x 100) + (6 x 1) + (5 x 0.01)

• (2x 10,000) + (8 x 1,000) + (3 x 10) + (6 x 1) + (5 x 0.01)

• (2 x 1,000) + (8 x 100) + (3 x 10) + (6 x 1) + (5 x 0.01)

• (2 x 10,000) + (8 x 1,000) + (3 x 10) + (6 x 1) + (5 x 0.1)

The number 58.9 can be expressed as —

• (5 x 100) + (8 x 10) + (9 x 1)

• (5 x 10) + (8 x 1) + (9 x 0.01)

• (5 x 10) + (8 x 1) + (9 x 0.1)

• (5 x 10) + (8 x 1) + (9 x 0)

On June 21, 2001 the solar eclipse lasted a total of four and fifty seven hundredth seconds. How is this number written in expanded notation?

• (4 x 1) + (5 x 0.1) + (7 x 0.01)

• (4 x 100) + (5 x 10) + (7 x 1)

• (4 x 1) + (5 x 0.01) + (7 x 0.1)

• (4 x 100) + (5 x 0.1) + (7 x 0.01)

Becky described a number using the following clues: The value of the digit 7 is (7 x 1,000), the value of the digit 4 is (4 x 0.01), and the value of the digit 1 is (1 x 100). Which numbers could fit Becky's description? Select TWO correct answers.

• 32,112.04

• 77,104.34

• 3,465,198.44

• 457,159.40

• 1,987,133.04

Sam wrote a number:

The digit in the tenths place is a 3

The digit in the hundreds place is a 1

The digit in the ones place is a 6

Which TWO numbers could be Sam's number?

• 126.43

• 106.34

• 196.37

• 176.63

• 160.38

Delainey wrote a number:

The digit in the hundredths place is a 6.

The digit in the thousands place is a 4.

The digit in the tenths place is a 3.

Which TWO numbers could be the number Delainey wrote?

• 574,109.36

• 4,631

• 24,589.63

• 8,421.36

• 74,251.36