3.2A Compose and Decompose Numbers Up To 100,000

Which expression represents the number 859?

• 80 + 50 + 9

• 800 + 5 + 9

• 500 + 300 + 25 +25 + 9

• 500 + 300 + 50 + 90

The expanded notation of a number is (5 x 10,000) + (4 x 100) + (9 x 10) + (5 x 1). What is the number written in standard form?

• 5,495

• 50,495

• 54,095

• 59,495

What number does these base 10 blocks represent?

• 754

• 764

• 3,464

• 3,454

Mt. Everest, the tallest mountain in the world, has a height in feet, of 1 ten thousand, + 19 thousands + 2 tens + 9 ones. What is the height of Mt. Everest in standard form?

• 11,929 feet

• 29,029 feet

• 10,929 feet

• 19,209 feet

Which of the following does not represent the number 71,446.

• 71 ten thousands + 4 hundreds + 4 tens + 6 ones

• 70,000 + 1,000 + 400 + 40 + 6

• 71 thousands + 4 hundreds + 4 tens + 6 ones

• 7 ten thousands + 14 hundreds + 4 tens + 6 ones

Which of these represents the number of items in the boxes shown.

• 4 thousand + 15 hundred = 5,500

• 4,000 + 150 = 4,150

• 40,000 + 1,500 = 41,500

• 4 thousand + 10 hundreds + 15 tens = 5,015

Which is not a way to write 53,467?

• (53 x 10,000) + (4 x 100) + (6 x 10) + (7 x 1)

• (5 x 10,000) + (34 x 100) + (6 x 10) + (7 x 1)

• (5 x 10,000) + (3x 1,000)+ (4 x 100) + (6 x 10) + (7 x 1)

• (53 x 1,000) + (4 x 100) + (6 x 10) + (7 x 1)