Curated OER
Subtract in Columns: Regrouping Twice
In this subtraction worksheet, students complete subtraction with regrouping problems where they regroup twice and use columns. Students complete 3 problems total.
Curated OER
Multiplying in Columns, Standard Way
In this multiplying worksheet, students multiply two digit numbers. Explanations and examples are provided prior to the exercise. This two-page worksheet contains 20 problems.
Curated OER
Investigation - Who is Right?
Third graders explore mathematics by solving problems in groups. In this math functions lesson, 3rd graders demonstrate their understanding of addition and subtraction by completing two digit math problems. Students define a list of math...
Alabama Learning Exchange
Partying with Two/Three Digit Whole Numbers
Learners practice problem-solving with this addition activity. They plan a party for their class and another class by determining how many cupcakes are needed. Students draw a picture of how they determined the number of cupcakes.
Curated OER
Babylonian Number System
In this Babylonian number system worksheet, students read an explanation of the number symbols used by Babylonians and respond to 3 questions regarding the information presented.
Curated OER
How many cards do we need to display the dates of the month on the wall?
Students determine how many number cards are needed to display the dates of the month. In this place value notation lesson plan, students write numbers on blank cards to see how many are needed of each number to makes all the...
Curated OER
Arithmetic: Place Value
Pupils explore the mathematical concept of place value. In this mathematics lesson, students use a question and answer format. The instructor clarifies the answers and possible mistakes as discussion takes place.
Curated OER
2nd Grade Math
In this math worksheet, 2nd graders complete multiple choice questions about addition, subtraction, fractions, money, and more. Students complete 20 questions.
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
Multiplication of Decimals
Students participate in a lesson that explores the concept of using multiplication with decimals. They practice using the operation using whole numbers and progress to the use of decimals. The lesson includes dialogue for the teacher to...
Curated OER
Place Value
First graders practice place value by completing problems that allow them to group 10 items together to create groups of 10 and see what is left over. In this place value lesson plan, 1st graders use cups to put 10 items in them, and...
Curated OER
And the Number Is (Second Grade)
Second graders create Mystery Numbers. They give the class clues about the name, value, and multiples of the digits which make up the number.
Curated OER
More or Less Than
Learners practice completing equations with the less than or more than symbol. They use index cards to create the equations. They compete with other groups to get the most correct.
Curated OER
Enjoyable Assessments
First graders participate in two place value games for review. In groups, they work together to assess themselves before their test over place values. They review any questions they have before their assessment.
Curated OER
Comparing Numbers (up to 999)
In this number comparison worksheet, 4th graders compare 14 pairs of numbers and place either the greater than or less than symbol between each. They order 7 sets of numbers from least or smallest to greatest.
Curated OER
Three-Digit Addition and Subtraction With Regrouping
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...
Curated OER
Decimal Place Value
Fourth graders plug in numbers into a place value chart with decimals to the hundredths place. In this place value lesson plan, 4th graders fill in answers on the SmartBoard and a worksheet.
Curated OER
Numbers Make Sense
Second graders explore number values by completing estimation problems in class. In 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 flash...
Curated OER
Hands On: Model Numbers
In this addition and subtraction practice worksheet, students sharpen their problem solving skills as they solve 6 story problems using number models.
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
Math Game Night
Students plan a family game night. In this problem solving lesson, students brainstorm games to play, watch a video to help with room arrangement and determine which room arrangement would work best. When all the preparations are done...
Pennsylvania Department of Education
Order, Order
Students use pictures to identify items as ordinal numbers. In this ordinal numbers lesson plan, students use the words "before" and "after" to identify the pictures as well.
Curated OER
Perfect Places!
Second graders study the decimal point and study tenths, hundredths, and thousandths. They explain ways to read and write decimals.
