# 3.NBT.A.1 Worksheets, Workbooks, Lesson Plans, and Games

#### CCSS.maths.CONTENT.3.NBT.A.1

:"Use place value understanding to round whole numbers to the nearest 10 or 100."

These worksheets can help students practise this Common Core State Standards skill.

## Worksheets

Round 'Em Up

Worksheet

Round 'Em Up

Looking for a worksheet to help your kid with number rounding skills? This printable will help him with year four maths skills.

Year 4

Maths

Worksheet

Rounding: Sweet Estimation

Worksheet

Rounding: Sweet Estimation

On this year four maths worksheet, kids round to estimate the sum of two numbers, a useful strategy for checking the results of calculations.

Year 4

Maths

Worksheet

Rounding: Round 'Em Up!

Worksheet

Rounding: Round 'Em Up!

Round 'Em Up! Kids learn how to round to the nearest ten and the nearest hundred on this year four maths worksheet.

Year 4

Maths

Worksheet

Rounding: Magical maths!

Worksheet

Rounding: Magical maths!

On this year four maths worksheet, kids round to estimate the difference between two numbers, a useful strategy for checking the results of calculations.

Year 4

Maths

Worksheet

Rounding Numbers: Subtraction

Worksheet

Rounding Numbers: Subtraction

As your second grader learns to round up or down and then complete subtraction equations, his overall maths skills will improve.

Year 3

Maths

Worksheet

Speedy Rounding and Subtracting 3

Worksheet

Speedy Rounding and Subtracting 3

With sufficient estimation practise, your second grader will gain a better understanding of numbers and significantly improve her subtraction skills!

Year 3

Maths

Worksheet

## Lesson Plans

Rounding Around the Room!

Lesson plan

Rounding Around the Room!

Help your students understand rounding without rhymes or tricks. Students will use an open number line to round and then take part in a fun game that will get them moving around the room.

Year 4

Maths

Lesson plan

Jump-A-Round

Lesson plan

Jump-A-Round

Get your students moving as they learn how to round whole numbers. In this lesson your students will use number lines and kinesthetic movement to practise rounding numbers to the nearest ten or hundred.

Year 4

Maths

Lesson plan

Rounding Up to the Nearest Hundred

Lesson plan

Rounding Up to the Nearest Hundred

This lesson helps students review rounding to the nearest hundred. Your students will practise rounding using manipulatives.

Year 4

Maths

Lesson plan

Borrowing centre

Lesson plan

Borrowing centre

Using base ten blocks, cards, and clear cups, your students will practise the concept of borrowing for subtraction problems in this lesson.

Year 3

Maths

Lesson plan

Rounding Whole Numbers

Lesson plan

Rounding Whole Numbers

It's rounding time. Help young mathematicians learn to round to the nearest ten and hundred with this teacher-approved lesson.

Year 4

Maths

Lesson plan

What is My Place Value?

Lesson plan

What is My Place Value?

Expand on your students' knowledge of base ten numbers with this lesson that introduces the students to the place and value of digits within a number.

Year 4

Maths

Lesson plan

## Workbooks

*No workbooks found for this common core node.*

## Games

Rounding Three-Digit Numbers Football

Game

Rounding Three-Digit Numbers Football

Put 'em in coach! Kids round three-digit numbers to the nearest ten or hundred in this number line game.

Year 4

Maths

Game

Water Rafting: Rounding Three-Digit Numbers to the Nearest Hundred

Game

Water Rafting: Rounding Three-Digit Numbers to the Nearest Hundred

Polish your three-digit rounding skills and round to the nearest hundred in a fun maths race.

Year 4

Maths

Game

Water Rafting: Rounding Three-Digit Numbers to the Nearest 10

Game

Water Rafting: Rounding Three-Digit Numbers to the Nearest 10

Race to the finish line while boosting maths skills in this fun number sense game!

Year 4

Maths

Game

Treasure Diving: Rounding Three-Digit Numbers to the Nearest 10

Game

Treasure Diving: Rounding Three-Digit Numbers to the Nearest 10

Children practise rounding numbers to the nearest 10 in this underwater number sense game!

Year 4

Maths

Game

Dino Bones: Rounding Three-Digit Numbers to the Nearest 10

Game

Dino Bones: Rounding Three-Digit Numbers to the Nearest 10

Place value and paleontology come together in this dinosaur-themed maths game!

Year 4

Maths

Game

Dino Fishing: Rounding Three-Digit Numbers to the Nearest Hundred

Game

Dino Fishing: Rounding Three-Digit Numbers to the Nearest Hundred

Practise rounding three-digit numbers while reeling in prehistoric fish in this unique maths game.

Year 4

Maths

Game

## Exercises

Rounding to the Nearest 10

Exercise

Rounding to the Nearest 10

Teach your students how to round to the nearest 10 with this maths exercise that makes handling large numbers less cumbersome.

Year 4

Maths

Exercise

Three-Digit Addition and Regrouping Numbers

Exercise

Three-Digit Addition and Regrouping Numbers

Three digit addition just got much simpler thanks to this exercise that illustrates how to regroup numbers.

Year 4

Maths

Exercise

Estimating to Subtract

Exercise

Estimating to Subtract

For students learning how to estimate during subtraction, this exercise will make matters much simpler.

Year 4

Maths

Exercise

Three Digit Subtraction and Missing Factors

Exercise

Three Digit Subtraction and Missing Factors

If students are confused about how to complete three digit subtraction problems with missing factors, let them work through this explanatory exercise.

Year 4

Maths

Exercise