Practice the questions of McGraw Hill Math Grade 4 Answer Key PDF Chapter 1 Lesson 2 Writing Numbers to secure good marks & knowledge in the exams.
McGraw-Hill Math Grade 4 Answer Key Chapter 1 Lesson 2 Writing Numbers
Write
Write each number in expanded form.
Question 1.
7,498
7,000 + 400 + 90 + 8
Answer:
Expanded form: 7000 + 400 + 90 + 8.
Explanation:
Expanded form: 7498
=> 7000 + 400 + 90 + 8
=> 7400 + 90 + 8
=> 7490 + 8
=> 7498.
Question 2.
five hundred seventy-one
___________
Answer:
Expanded form: 571 = 500 + 70 + 1
Explanation:
Expanded form:
five hundred seventy-one = 571.
=> 500 + 70 + 1
=> 570 + 1
=> 571.
Write each number in standard form.
Question 3.
300,000 + 40,000 + 9,000 + 500 + 70 + 2
_______________
Answer:
Standard form: 300,000 + 40,000 + 9,000 + 500 + 70 + 2 = 349572.
Explanation:
Standard form:
300,000 + 40,000 + 9,000 + 500 + 70 + 2
=> 340,000 + 9,000 + 500 + 70 + 2
=> 349,000 + 500 + 70 + 2
=> 349,500 + 70 + 2
=>349,570 + 2
=> 349,572.
Question 4.
seventy-two thousand, nine hundred sixty-three
Answer:
Standard form: seventy-two thousand, nine hundred sixty-three = 72,963.
Explanation:
Standard form:
seventy-two thousand, nine hundred sixty-three = 72,963.
Question 5.
Write 500,000 + 30,000 + I ,000 + 700 + 90 + 4 in word form.
Answer:
Word form: 5 lakhs thirty one thousand seven hundred ninety four.
Explanation:
500,000 + 30,000 + I ,000 + 700 + 90 + 4 = 531,794.
Word form:
5 lakhs thirty one thousand seven hundred ninety four.
Question 6.
What is the greatest five-digit number you can write? Write the number in standard form and expanded form.
Answer:
Expanded form: 90000 + 9000 + 900 + 90 + 9.
Standard form: 99,999 = Ninety nine thousand, nine hundred nine.
Explanation:
Expanded form:
Greatest five-digit number = 99,999.
=> 90000 + 9000 + 900 + 90 + 9
=>99,000 + 900 + 90 + 9
=> 99,900 + 90 + 9
=> 99,990 + 9
=> 99,999.
Standard form: 99,999 = Ninety nine thousand, nine hundred nine.