Organizer
K-5 Math Teaching Resources

Base Ten Hundreds Flats (4 per Page)

For Students K - 2nd Standards
Looking for a base 10 hundreds flat? Look no further! Here, you'll find four base 10 hundreds flats with space to write under each model. 
Worksheet
Curated OER

Two-Digit Addition

For Students 2nd
For this addition worksheet, 2nd graders solve 18 addition math problems with two-digit numbers. Students utilize the tens and ones models and the process of regrouping.
Lesson Plan
Curated OER

Chisanbop (Korean Counting to 99)

For Teachers 1st - 3rd
Students practice their counting skills. In this counting lesson, students discover the Chisanbop method of counting which allows them to quickly count to 99 using their hands.
Worksheet
Curated OER

Calculator Activity: Build Up

For Students 2nd - 3rd
In this using a calculator to solve problems activity, students observe examples of building up, follow directions for using a calculator, and write the numbers for tens and ones. Students solve three problems.
Interactive
Curated OER

Making Change - Bills And Coins

For Students 2nd - 4th
Here is an interactive worksheet that allows learners to practice counting change with bills and coins, make change for a dollar, and practice their subtraction skills. The bills used are ones, fives, tens, twenties, and fifties. A good...
Lesson Plan
Curated OER

Investigation - What Does 1,000 Look Like?

For Teachers 2nd
Second graders determine what 1,000 items look like. In this math investigation lesson, 2nd graders collect 1,000 items and determine the best way to count them by tens and hundreds. They can use stickers on notecards to count to 1,000....
Lesson Plan
Curated OER

Place Value to 1,000

For Teachers 2nd
Second graders study the concept of place value with hundreds, tens, and ones. In the place value lesson plan, 2nd graders demonstrate their prior knowledge of place value with tens and ones. Students are then introduced to place value...
Worksheet
Curated OER

Carrying to Tens

For Students 1st - 3rd
in this addition learning exercise, students read about carrying tens, then complete 13 problems, circling cubes as directed and solving. A website reference is given for additional activities. 
Lesson Plan
Curated OER

How Many More on a Graph?

For Teachers 1st
First graders identify a number that is one more or one less than a number up to one hundred and identify a mystery number. They also create a class graph that illustrates how many children are in each family, and answer questions about...
Lesson Plan
Curated OER

McONE Hundredth Day

For Teachers K
Students explore the components of a calendar and counting through the preparation and celebration of the "One Hundredth Day" of school. Badges are worn and McDonald fries are enjoyed in the celebration.
Worksheet
Curated OER

Counting In Groups Of 10

For Students 3rd - 7th
In this counting in groups of ten learning exercise, students count ten dots and circle them in six boxes, write how many ten-groups they get and then write how many ones are left over.
Worksheet
Curated OER

Adding Two- and Three-Digit Numbers

For Students 4th
In this addition worksheet, 4th graders add together 13 two and three-digit numbers with two and three numbers in each addition math problem.
Worksheet
Curated OER

Place Value: Hundreds, Tens, Ones

For Students 2nd - 4th
In this place value learning exercise, students look at a number in a left column, then in the right column, write how many hundreds, tens and ones are in that number.
Printables
Curriculum Corner

Math Common Core Checklist for K-6

For Teachers K - 6th
As the school year progresses, it can be challenging for teachers to keep track of the specific math standards they've covered and those that remain to be taught. This Common Core checklist solves this problem, providing educators with a...
Lesson Plan
Curated OER

Carrying to Tens

For Teachers 2nd - 3rd
In this math worksheet, students learn to carry to the tens place in addition. Students solve 8 problems, each with pictures of tens rods and cubes which illustrate the concept.
Worksheet
Curated OER

Regroup Ones as Tens: Problem Solving

For Students 3rd - 4th
In this regrouping numbers worksheet, learners read the word problems and then solve by regrouping the numbers in the ones as tens. Students solve four problems.
Lesson Plan
Curated OER

Counting by 10s, 5s, and 1s

For Teachers K - 2nd
Young scholars practice counting by 10s, 5s, and 1s in order to prepare for counting and adding the values of coins.
Worksheet
Curated OER

Borrow to Subtract

For Students 2nd - 3rd
In this finding the difference worksheet, students subtract two-digits from two-digit numbers written in tens and ones boxes with regrouping. Students solve 12 problems.
Worksheet
Curated OER

Fractions and Decimals

For Students 6th
In this fractions and decimals worksheet, 6th graders solve and complete 9 different types of problems. First, they determine the number of hundreds, tens, ones, tenths, and hundredths in each decimal. Then, students write the numbers...
Organizer
Curated OER

Counting and Calculating

For Students 1st - 2nd
In this math worksheet, students follow the basic activities that are shown in the planning guide written for the teacher. The plan is written in the form of a unit.
Worksheet
Curated OER

Finding Place Value

For Students 2nd
In this place value worksheet, 2nd graders determine how many ones and tens places are in the provided number. Students are given 13 problems in order to practice the skill.
Worksheet
Curated OER

Add Two-Digit Numbers

For Students K - 2nd
In this addition worksheet, students practice adding 6 2-digit mathematical problems. Kids follow 3 steps to adding tens and ones together. Students trace 4 dotted numbers provided in 2 addition problems.
Lesson Plan
Curated OER

Collecting Stamps

For Teachers 2nd
Second graders observe and demonstrate how to count by hundreds and the process of using ones, tens, and hundreds to make numbers. They read and discuss a story from their Math Storybook, and follow along with problems on an activity...
Worksheet
Curated OER

Regroup Tens or Ones

For Students 2nd - 3rd
In this regrouping practice instructional activity, learners sharpen their problem solving skills as they use tables or models to solve 6 story problems that require them to regroup.