Writing Numbers in Expanded Form Worksheet

Question 1

Write 47 in expanded form.

Accepted Answer

The number 47 in expanded form is 40 + 7 because it has 4 tens and 7 ones.

Question 2

Write 82 in expanded form.

Accepted Answer

The number 82 in expanded form is 80 + 2 because it has 8 tens and 2 ones.

Question 3

Write 135 in expanded form.

Accepted Answer

The number 135 in expanded form is 100 + 30 + 5 because it has 1 hundred, 3 tens, and 5 ones.

Question 4

Write 206 in expanded form.

Accepted Answer

The number 206 in expanded form is 200 + 6 because it has 2 hundreds, 0 tens, and 6 ones.

Question 5

Write 390 in expanded form.

Accepted Answer

The number 390 in expanded form is 300 + 90 because it has 3 hundreds, 9 tens, and 0 ones.

Question 6

Write 724 in expanded form.

Accepted Answer

The number 724 in expanded form is 700 + 20 + 4 because it has 7 hundreds, 2 tens, and 4 ones.

Question 7

Write 1,248 in expanded form.

Accepted Answer

The number 1,248 in expanded form is 1,000 + 200 + 40 + 8 because it has 1 thousand, 2 hundreds, 4 tens, and 8 ones.

Question 8

Write 3,509 in expanded form.

Accepted Answer

The number 3,509 in expanded form is 3,000 + 500 + 9 because it has 3 thousands, 5 hundreds, 0 tens, and 9 ones.

Question 9

Write 6,070 in expanded form.

Accepted Answer

The number 6,070 in expanded form is 6,000 + 70 because it has 6 thousands, 0 hundreds, 7 tens, and 0 ones.

Question 10

What number is shown by 400 + 60 + 3?

Accepted Answer

The expanded form 400 + 60 + 3 shows the number 463.

Question 11

What number is shown by 900 + 5?

Accepted Answer

The expanded form 900 + 5 shows the number 905 because there are 9 hundreds, 0 tens, and 5 ones.

Question 12

What number is shown by 2,000 + 300 + 80 + 1?

Accepted Answer

The expanded form 2,000 + 300 + 80 + 1 shows the number 2,381.

Question 13

What number is shown by 5,000 + 40 + 6?

Accepted Answer

The expanded form 5,000 + 40 + 6 shows the number 5,046 because the hundreds place has a 0.

Question 14

Mia wrote 568 as 500 + 60 + 8. Is Mia correct? Explain your answer.

Accepted Answer

Mia is correct because 568 has 5 hundreds, 6 tens, and 8 ones, so its expanded form is 500 + 60 + 8.

Question 15

A number has 4 thousands, 2 hundreds, 0 tens, and 9 ones. Write the number in expanded form and standard form.

Accepted Answer

The expanded form is 4,000 + 200 + 9, and the standard form is 4,209.

Writing Numbers in Expanded Form