Number Decomposition Worksheet

Number Decomposition

Read each question carefully and follow the instructions to decompose numbers into their different forms. Show your work where necessary.

Write each number in expanded form.

1. 3,456 =  

2. 12,078 =  

3. 509,210 =  

4. 2,345,678 =  

Write the standard form for each expanded form.

1. 7,000 + 400 + 20 + 9

2. 30,000 + 5,000 + 80 + 1

3. 600,000 + 20,000 + 700 + 50 + 4

Choose the correct word form for the given number.

1. 45,902

2. Eight hundred seven thousand, six hundred fourteen

Determine if the following statements are true or false.

1. The value of the digit '6' in 46,123 is 6,000.

2. In the number 7,000,000, there are 7 millions.

Decompose the following numbers by place value. Example: 345 = 3 hundreds + 4 tens + 5 ones.

1. 9,876

2. 105,321

Decompose the following decimal numbers by place value. Example: 0.25 = 2 tenths + 5 hundredths.

1. 3.45

2. 12.07