Rounding Numbers: A 4th Grade Math Challenge

What is the first step in the rounding chant?

• Underline the digit

• Add one to the digit

• Change the digit to zero

• Circle the digit

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

When rounding to the thousands place, what do you do if the digit to the right is 4?

• Change the circled digit to zero

• Keep the circled digit the same

• Move to the next digit

• Add one to the circled digit

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

In the example of rounding 50,8472 to the thousands place, what is the final rounded number?

• 50,8000

• 50,9000

• 51,0000

• 50,7000

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What is a common mistake students make when rounding numbers?

• Not adding one to the correct digit

• Not underlining the correct digit

• Not circling the correct digit

• Not lining up the digits and placing zeros correctly

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

When rounding 720,6581 to the ten thousands place, what is the final rounded number?

• 740,0000

• 730,0000

• 720,0000

• 750,0000

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What happens when you add one to a digit that is 9 during rounding?

• The digit becomes 1

• The digit becomes 10

• The digit becomes 0 and you add one to the next left digit

• The digit stays the same

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

In the example of rounding 2,964,528 to the hundred thousands place, what is the final rounded number?

• 3,000,000

• 2,900,000

• 2,800,000

• 2,700,000

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

When rounding to the hundreds place, what do you do if the digit to the right is 2?

• Move to the next digit

• Change the circled digit to zero

• Keep the circled digit the same

• Add one to the circled digit

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

In the example of rounding 2,964,528 to the hundreds place, what is the final rounded number?

• 2,964,300

• 2,964,500

• 2,964,600

• 2,964,400

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What is the purpose of the dotted line in the rounding process?

• To remember to add one to the digit

• To remember to change all digits to the right to zero

• To remember to circle the digit

• To remember to underline the digit

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3