Test for Grade 4: Place Value, Rounding, and Number Forms

Name: ________ Date: ________

Instructions: 1. Read each question carefully. 2. Solve the problem. 3. Write your answer in the space provided. 4. Show all your work neatly. 5. Use appropriate units and labels where necessary. 6. You have 30 minutes to complete the test.

Section 1: Place Value

1. Write the place value of the underlined digit in the number 8,432,156. Example: 8,432,156 Answer: Hundred Thousands

a) 8,432,156 Underlined Digit: 4 Place Value: ________

b) 8,432,156 Underlined Digit: 2 Place Value: ________

c) 8,432,156 Underlined Digit: 6 Place Value: ________

1. Write the number that is 10 times greater than 3,456,789. Answer: ________

2. Write the number that is 100 times smaller than 9,876,543. Answer: ________

Section 2: Rounding

1. Round the following numbers to the nearest million. a) 7,892,345 Answer: ________

   b) 3,456,789 Answer: ________

   c) 9,999,999 Answer: ________

Section 3: Number Forms

1. Write the number 5,678,912 in expanded form. Answer: ________

2. Write the number 4,321,098 in word form. Answer: ________

3. Write the number 9,876,543 in standard form. Answer: ________

4. Write the number 2,345,678 in word form. Answer: ________

Section 4: Problem Solving

1. A school has 3,456,789 books in its library. If they donate 1,234,567 books to another school, how many books will be left in the library? Answer: ________

2. The population of a city is 9,876,543. If 2,345,678 people move out of the city, what will be the new population? Answer: ________

3. A company sold 7,654,321 toys last year. This year, they sold 2,345,678 more toys. How many toys did they sell this year? Answer: ________

4. Write the following number in standard form: Two million, three hundred forty-five thousand, six hundred seventy-eight. Answer: ________

Good luck!