Mathematics Test 1

What is the standard form of the number 5,000,000,000?

• 5 billion

• 5,000 million

• 5,000,000,000

• 50,000,000,000

Write the number 3,000,000,000 in expanded form.

• 3 billion

• 3,000 million

• 3,000,000,000

• 30,000,000,000

What is the expanded notation of the number 9,600,000,000?

• 9 billion + 600 million

• 9,600 million

• 9,600,000,000

• 96 billion

Convert the number 8,500,000,000 to scientific notation.

• 8.5 x 10⁹

• 85 x 10⁸

• 85 x 10⁹

• 8.5 x 10¹⁰

Round the number 7,890,000,000 to 2 significant figures.

• 7.9 x 10⁹

• 7.9 x 10¹⁰

• 7.9 x 10¹¹

• 7.9 x 10¹²

What is the standard form of the number 2.5 x 10⁹?

• 2.5 billion

• 2,500 million

• 2,500,000,000

• 25,000,000,000

Write the number 4.6 x 10⁸ in expanded form.

• 46 million

• 460 million

• 460,000,000

• 4,600,000,000

Convert the number 1.2 x 10¹⁰ to scientific notation.

• 1.2 x 10⁹

• 12 x 10⁹

• 12 x 10¹⁰

• 1.2 x 10¹¹

What is the expanded notation of the number 7.3 x 10⁷?

• 7.3 million

• 73 million

• 730,000,000

• 7,300,000,000

Round the number 9.8 x 10⁹ to 3 significant figures.

• 9.8 x 10⁹

• 9.8 x 10¹⁰

• 9.8 x 10¹¹

• 9.8 x 10¹²