Curated OER
Batchelder Bubble Gum Factory: Place Value Unit
Students explore grouping. In this math lesson plan, 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
Mathematics: One Hundred Plastic Ants
Third graders pick up plastic ants scattered on the floor. They take them back to their desks, count them, and add their totals to those of other students.
Curated OER
St. Patrick's Day Themed Math Word Problems
In this word problems worksheet, students add 1-digit numbers and subtract tens to problem solve. In this short answer & fill in the blank worksheet, students write answers to two problems.
Curated OER
Subtraction - Word Problems
In this subtraction instructional activity, 4th graders find the differences in 5 short subtraction word problems. They work with money, and numbers in the tens and hundreds place values..
Curated OER
Numbers Make Sense
Second graders explore number values by completing estimation problems in class. For this place value lesson, 2nd graders identify the use of decimals in numbers and how they relate to fractions or parts of a whole. Students utilize...
Curated OER
Can Collection
In this addition worksheet, students solve 6 addition problems in which they add numbers that are divisible by ten. The directions state the they can use "tens models" if needed.
Pennsylvania Department of Education
Round Numbers to Nearest Ten or Hundred
Third graders review telling time. For this lesson on telling time, 3rd graders discuss various items that show length of time, including clocks, calendars and sand timers. Students review and practice what they already know about...
Curated OER
Multiplication Facts for 2,5, and 10
Students practice multiplying by 2, 5 and 10. In this multiplication lesson, students participate in a teacher demonstration lesson of grouping for multiplication or making arrays. They concentrate on two's in this lesson and apply what...
Curated OER
Finding a Difference
Learners find a small difference by counting up from the smaller to the larger number. They count the ones that don't match, lay them horizontally to match them to the orientation of the number line and show the two numbers on...
Curated OER
How Many Cards Do We Need to Display the Dates of the Month?
Pupils complete activities to study the concept of place value notation. In this place value lesson plan, students use cards for the days of the month that only number from 1 to 9. Pupils find a subtraction pattern to determine the...
Curated OER
Group Into Fives or Tens
In this grouping worksheet, students group arrows into sets of 5. Teacher notes are included on page 2. A reference website for additional resources is given.
Curated OER
How Many Ways?
Second graders develop number sense. In this number sense lesson plan, 2nd graders use multiple ways to represent numbers including written numerals, tally marks and manipulatives. Students correctly use place value to the thousands place.
Illustrative Mathematics
Boxes and Cartons of Pencils
Boxes and cartons of pencils are a natural, real-world example for understanding bundles of ten and their relationship to a hundred. When you have many cartons, you can discuss place value, and how to represent multiple hundreds.
Curated OER
How to Do Long Division
Here is a calculating the quotients instructional activity in which learners read the steps to solve and observe the example of a division problem before solving the long division problems with remainders. They solve 12 problems.
Curated OER
Developing Strategies for Addition and Subtraction
Primary graders develop strategies to assist them with addition and subtraction. They discover number combinations and numerical facts which enable them to add and subtract more effectively. Students use these techniques to complete...
Curated OER
Using Groups of Ten to Solve Problems
Upper graders solve math problems involving multiplication using specific strategies. They will use base-ten blocks, hundreds charts, and number lines to solve multiplication problems. Then they will practice several of the strategies...
Curated OER
Subtracting Greater Numbers
In this subtraction instructional activity, 4th graders subtract 13 math problems involving 4 and 5-digit numbers. Students solve 1 word problem with a chart.
Curated OER
Number Chart and Number Line
First graders research strategies for identifying numbers through 100. In this number recognition lesson, 1st graders make games, create puzzles,and fill in missing numbers to practice number identification.
Curated OER
Addition Strategies: Compensation
For this math worksheet, students learn the addition strategy of compensation: adding an easy number like 10, 20 or 30 and then subtracting a very small number like 1 or 2. Students solve 12 problems on the page.
Curated OER
Three-Digit Number: Hundreds Place
Looking at the image of two sets of base ten blocks, learners determine which represents the number shown. This process is fully explained just below the problem. Use for review or extra practice.
Curated OER
Pac Man Subtraction
Third and fourth graders engage in a game using visual symbols, auditory responses and tactile stimuli to further their understanding of subtraction. A worksheet imbedded in this plan explains how to teach the game.
Curated OER
Long Division - mathsblog.co.uk
For this long division worksheet, students review the algorithm for finding the quotient in long division problems. They use the process to answer 12 problems.
Curated OER
Exploring Regrouping
For this math worksheet, pupils regroup tens as ones. The worksheet shows groups of ten dots that students circle and then regroup as ten ones dots. They apply the regrouping method by regrouping two numbers.
Curated OER
Roll `Em!
First graders engage in using base ten blocks and dice for a fun engaging math lesson. They use a worksheet imbedded in this lesson as the game board to help them play this math game.