Curated OER
Smiling at Two Digit Multiplication!
How do I solve a two-digit multiplication problem? Your class tackles this question by walking through problem solving methods. They first investigates and applies traditional multiplication methods, and they then compare those with...
Virginia Department of Education
Integers: Addition and Subtraction
Young mathematicians construct their own understanding of integers with an inquiry-based math lesson. Using colored chips to represent positive and negative numbers, children model a series of addition and subtraction problems as they...
Curated OER
Place Value Game
Young scholars participate in a Math game for Place Value that be fun for Students. The game can be adapted to any grade level.
School District of Palm Beach County
Egyptian Hieroglyphs
Humans have been developing number systems for thousands of years, and while they can be very different from one another, they can also share surprising similarities. Take your young mathematicians on a journey through the history of...
EngageNY
Grade 5 Math Module 1, Topic E, Lesson 12
Continuing from the previous instructional activity, scholars work on mastering the skill of multiplying decimal fractions by a whole number. The method employed in the instructional activity is to convert the decimal fraction to its...
EngageNY
Grade 5 Math Module 1, Topic C, Lesson 7
Step up or step down to rounding. Using a vertical number line, the lesson plan shows pupils the significance of rounding up or rounding down. Teachers encourage scholars to write the number in unit form and decide which form helped the...
EngageNY
Decimal Expansions of Fractions, Part 1
Is it possible to add infinitely long decimals? As pupils complete the examples in the ninth lesson of this 25-part series, they determine that adding these decimals cannot be done without error. Their task is then to determine the size...
National Math + Science Initative
Introduction to Decimals
Three activities make up an introductory lesson designed to create a strong foundation in comparing fractions to decimals and exploring and building decimal models. Pupils brainstorm and complete a Venn diagram to show how decimals and...
Curated OER
Book Title: Great Estimations
Explore estimation with your math class. They will estimate how many Cheerios are in a box. Then count and group 50 Cheerios on a twist tie and attach groups to represent hundreds. They then discuss and practice skip counting and revise...
Curated OER
Place Value
Third graders study the relationship between base 5 and base 10. They determine zero is a place holder and how to read and write base 5 numbers. They reinforce previously observed patterns in base 5 pieces. They choose another base and...
Curated OER
Side-By-Side Division Algorithms
Show classes how to work their way through the algorithms. The long division lesson plan shows five algorithms in dividing multi-digit numbers by a single digit. The algorithms include partial quotients, stacking method, place value long...
Curated OER
Expert Estimators
A rich and well-designed lesson on estimation is here for you. The lesson utilizes a video; ITV Series: The Eddie Files 'Estimation: Going to the Dogs,' along with many websites. Several fantastic learning activities are...
Curated OER
Value Your Digits
Third graders work with place value. In this place value lesson plan, 3rd graders write three digit numbers and tell the place value of each number. They compare numbers and money, regroup, discuss the value of coins, and count money.
Curated OER
Place Value Lesson
Fourth graders use place value structure to construct and compare numbers that are up to the ten thousands. In this place value lesson plan, 4th graders explain and discuss numbers that are greatest in size according to the place of the...
Curated OER
Place Value
Students complete activities for place value practice. For this place value lesson, students view a place value grid practice writing numbers into the grid. Students then fill in their own place value grid for their assigned numbers....
Curated OER
Understanding Place Values
Students use the study sheet in the lesson plan to examine the different place values discussing examples on the board. They then complete the problems on the worksheet independently.
Curated OER
Place Values - Word Problems
Students explore the concept of place value word problems. In this place value word problem lesson, students determine the place value of a digit in a number.
Curated OER
Place Values - Subtracting
Students explore the concept of place value. For this place value lesson, students subtract numbers from a specific place value.
Curated OER
Batchelder Bubble Gum Factory: Place Value Unit
Students explore grouping. In this math lesson, students brainstorm ways to efficiently count the items in their pile and discuss the methods used. Students use a place value chart and practice regrouping ones to tens.
Curated OER
Popsicle Place Value
Students use popsicle sticks to represent place value. They practice grouping the popsicle sticks in groups of tens and ones to represent numbers given by the teacher.
Curated OER
Ten by Ten
Learners participate in hands-on activities using a hundreds chart and counting toes and fingers. They discover the patterns that are created when counting by ten. After a lecture/demo, learners practice by using a worksheet embedded in...
Curated OER
Introducing the Concept: Exponents and Powers of Ten
Fifth and sixth graders gain information about the powers of ten and exponents. They participate in a teacher demonstration of how using the powers of ten helps learn the place value chart. Pupils create their own place value chart.
Curated OER
Subtracting With or Without Regrouping - Lesson & Worksheet
Second graders analyze subtraction problems. In this subtraction lesson, 2nd graders examine how to subtract numbers with and without regrouping. Students work in teams to complete board races. Assessment is provided.
Illustrative Mathematics
“Crossing the Decade” Concentration
Young mathematicians concentrate on learning to fluently count. Following the rules of the classic game Memory, children take turns flipping over cards in order to find pairs of numbers that cross a decade (e.g. 29 and 30). For younger...