What you need to know

Things to remember:

  • Picture the number on a number line in between the two possible numbers you could round to
  • Look at the next digit to the right and decide whether to round up or down.

Let’s remind ourselves how to round smaller numbers first.

Round 5477 to the nearest thousand.

Step 1: Find the place value we are rounding to.

We are rounding to the nearest thousand, so that is the 5.

5477

Step 2: Look at the number to the right of the one we’re rounding.

5477

Step 3: Round the number.

The number next to the 5 is a 4, which means the 5 stays the same.

5 _ _ _

Step 4: Make everything to the right of the number you rounded 0s.

5000

5477 rounded to the nearest thousand is 5000.

We round bigger numbers in the same way!

Round 237,442 to the nearest ten thousand.

Step 1: Find the place value we are rounding to.

We are rounding to the nearest thousand, so that is the 3.

237,442

Step 2: Look at the number to the right of the one we’re rounding.

237,442

Step 3: Round the number.

The number next to the 3 is a 7, which means the 3 goes up by 1.

24 _ _ _ _

Step 4: Make everything to the right of the number you rounded 0s.

240,000

237,442 rounded to the nearest ten thousand is 240,000.

Example Questions

Question 1: Round 544,267 to the nearest hundred thousand.

Answer

Step 1: Find the place value we are rounding to.

 

We are rounding to the nearest hundred thousand, which is the 5.

 

544,267

 

Step 2: Look at the number to the right of the one we’re rounding.

 

544,267

 

Step 3: Round the number.

 

The number next to the 5 is a 4, which means the 5 stays the same.

 

5 _ _ _ _ _

 

Step 4: Make everything to the right of the number you rounded 0s.

 

500,000

 

544,267 rounded to the nearest hundred thousand is 500,000.

Question 2: Round 467,281 to the nearest hundred.

Answer

Step 1: Find the place value we are rounding to.

 

We are rounding to the nearest hundred, which is the 2.

 

467,281

 

Step 2: Look at the number to the right of the one we’re rounding.

 

467,281

 

Step 3: Round the number.

 

The number next to the 2 is an 8, which means the 2 goes up by 1.

 

467,3_ _

 

Step 4: Make everything to the right of the number you rounded 0s.

 

467,300

 

467,281 rounded to the nearest hundred thousand is 467,300.