CHAPTER 1 REVIEW

Enter three million, seventy-six thousand, two hundred fourteen in standard form.

Enter the number seven million, four hundred fifty thousand, nine hundred eighty-six in standard form.

Express 9,380,170 in word form.

• nine hundred thirty-eight thousand, one hundred seventy

• nine million, thirty-eight thousand, one hundred seventy

• nine million, three hundred eighty thousand, one hundred seventy

Express the number 5,872,649 in word form.

• five million, eight hundred seventy thousand, six hundred forty-nine

• five million, eight hundred seventy-two thousand, six hundred forty-nine

• five million, eight hundred seventy-two thousand, six hundred nine

Complete the expanded form.

4,623,180 = ____________+ 623,000 + 180

Complete the expanded form.

____________ + 10,000 + 600 + 8 = 210,608

What is the expanded form?

4,578,312 =

• 4,000,000 + 50,000 + 70,000 + 8,000 + 300 + 10 + 2

• 4,000,000 + 500,000 + 70,000 + 8,000 + 300 + 10 + 2

• 4,000,000 + 500,000 + 70,000 + 800 + 300 + 10 + 2

• 400,000 + 500,000 + 70,000 + 8,000 + 300 + 10 + 2

What is the expanded form?

9,400,176 =

• 9,000,000 + 400,000 + 100 + 70 + 6

• 9,000,000 + 40,000 + 100 + 70 + 6

• 9,000,000 + 400,000 + 10 + 70 + 6

• 9,000,000 + 400,000 + 100 + 700 + 6

Multiply.

Enter the correct answer in the box.

9×100= ____________

Multiply 81 × 400= ____________