+
Printables
Curated OER

Expanded Notation Poster

For Teachers 3rd - 7th
Show how numbers can be expanded with this vivid chart expressing different place values. The chart takes four numbers and writes them with expanded notation in their thousands, hundreds, tens, and ones places.
+
Lesson Plan
Curated OER

Color Me Red If I Am a Ten

For Teachers K - 1st
Students count aloud by tens. They use a number chart to color in every number that ends in a zero and then participate in choral counting by tens.
+
Worksheet
Curated OER

Grouping Tens and Ones

For Students 2nd
In this grouping tens and ones worksheet, 2nd graders group the tens and ones, write the number, find it on the chart and color it a certain color.
+
Lesson Planet Article
Curated OER

Teaching Place Value

For Teachers 2nd - 4th
Utilizing mathematical literature and games are two excellent ways to introduce and teach place value.
+
Worksheet
Curated OER

Hundreds Chart

For Students K - 2nd
In this math worksheet, students use the grid to complete the chart up to the number 100. Students fill in the chart with numbers from 1 to 100.
+
Lesson Plan
Curated OER

Two-Digit Subtraction With and Without Regrouping

For Teachers 2nd
Second graders subtract two-digit numbers. In this mathematics lesson, 2nd graders subtract both with and without regrouping. Students use manipulatives and place value mats to assist in problem solving.
+
Lesson Plan
Curated OER

Who Needs Numbers?

For Teachers 3rd - 5th
Students identify whole numbers through the one millions place. For this place value lesson, students read the book The Day Without Math and use place value mats to create numbers to the millions place. Students use base ten blocks...
+
Learning
Mathwire

A Collection of Logic Number Puzzles on the Hundred Board

For Students 3rd - 6th Standards
What's my number? Spark mathematical thinking and have some fun with thirty number puzzles that pose a series of questions to guide learners towards number discovery. 
+
Lesson Plan
Curated OER

Comparing and Ordering Greater Numbers

For Teachers 3rd - 4th
Students compare and order greater numbers. In this place value lesson, students use a place-value chart to identify which set of numbers has the greatest value.
+
Worksheet
Curated OER

Subtracting Greater Numbers

For Students 4th
In this subtraction worksheet, 4th graders subtract 13 math problems involving 4 and 5-digit numbers. Students solve 1 word problem with a chart.
+
Lesson Plan
Curated OER

Hula Hoop Hullabaloo

For Teachers 2nd
Second graders use hula hoops to represent the zero as they count objects into ones, tens, hundreds and thousands. They complete an activity to after they have practiced counting objects.
+
Unit Plan
Curated OER

All About Money

For Teachers K - 3rd Standards
Few topics engage young mathematicians as much as learning about money. Through a series of shared readings and hands-on activities, children explore the US currency system, learning how to count money and calculate change as they create...
+
Lesson Plan
Curated OER

Expanded Form-Thousands

For Teachers 6th - 8th
Students write numbers in expanded form. In this math instructional activity, students discover what expanded form represents by observng the teacher writing a number in expanded form on the board in a chart. Additionally, students write...
+
Lesson Plan
Curated OER

And the Number Is (Second Grade)

For Teachers 2nd
Second graders create Mystery Numbers. They give the class clues about the name, value, and multiples of the digits which make up the number.
+
Lesson Plan
Curated OER

Making Patterns - Create, Analyze, and Predict

For Teachers 4th
Fourth graders use a 100's chart, Unifix cubes, graph paper and colored pencils to experiment with patterns. They arrange their Unifix cubes on the 100's chart and then identify and record patterns on the graph paper.
+
Lesson Plan
Curated OER

Coin Carnival

For Teachers 2nd - 3rd
Students investigate the value of coins. In this coin value lesson, students read The Penny Pot by Stuart Murphy. Students expand on skills learned in the book and engage in activities to determine the value of a mixed set of coins while...
+
Lesson Plan
Curated OER

Marking the Minutes

For Teachers 3rd - 5th
Students mark seconds, minutes, hours, days, etc. on class timetable report to keep track of time spent on Uninterrupted Silent Reading.
+
Lesson Plan
Curated OER

It's Close Enough: Rounding and Estimation

For Teachers 2nd
Second graders round to the closest five, ten, and hundred. They use place-value concepts of grouping based upon powers of ten (thousandths, hundredths, tenths, ones, tens, hundreds, thousands) within the decimal number system.
+
Worksheet
Curated OER

Counting by 1s, 10s, and 100s

For Students 1st - 2nd Standards
These sequences are missing numbers and require some skip counting to complete. Scholars finish rows of numbers first counting by 1s, then 10s, and finally 100s. Each has three given numbers to get them started, and they fill in five...
+
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.
+
Lesson Plan
Curated OER

Color Me Green If I Am a Five

For Teachers 1st
First graders count by 5's to 100. They use a number chart to identify and mark all numbers ending in five or zero. They use the charts to participate in choral counting.
+
Lesson Plan
Curated OER

Comparing and Ordering Numbers

For Teachers 4th - 5th
In this comparing and ordering numbers worksheet, students, working with a partner, problem solve and calculate the answers to five word problems or equations involving numbers.
+
Lesson Plan
Curated OER

Three-Digit Addition and Subtraction With Regrouping

For Teachers 2nd
Second graders access prior knowledge of addition and subtraction using two-digit numbers and calculate easily with them. In this three-digit addition lesson, 2nd graders learn to add and subtract three-digit numbers with and without...
+
Lesson Plan
Curated OER

Expanded Form - Thousands

For Teachers 6th - 8th
Students explore the concept of writing numbers in expanded form. For this expansion lesson, students write numbers in expanded form.