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Curated OER
Five Little Frogs
Students use music to study concepts in math. For this music math lesson, students sing songs, read books, and learn counting skills in frog themed activities.
Curated OER
Tortillas
Young scholars convert recipes for tortillas. They calculate the amounts of ingredients as they convert recipes and write an explanation of the task to demonstrate their calculations. After reviewing their calculations, they demonstrate...
Curated OER
Math in My World
Third graders record in their journals the many ways in which mathematics is part of their world.
Curated OER
Multiplying Decimals and Mixed Numbers
Students multiply decimals and/or mixed numbers. They explore the effects of multiplying decimals and mixed numbers. They practice estimating answers when a number is multiplied by a decimal or mixed number.
Curated OER
Equality For All
Students complete worksheets on equality in math and create their own. They further investigate equality in the world around them.
Khan Academy
Khan Academy: 2 Step Word Problems
Solve two-step word problems with addition, subtraction, multiplication, and division. Some questions include estimation. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive...
Khan Academy
Khan Academy: Word Problems With "More" and "Fewer" 2
In this exercise, students practice word problems with "more" and "fewer" 2. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Word Problems With "More" and "Fewer" 1
In this exercise, students practice word problems with "more" and "fewer". Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: 2 Step Word Problems
Solve two-step word problems with addition, subtraction, multiplication, and division. Some questions include estimation.
Khan Academy
Khan Academy: Add and Subtract Within 100 Word Problems 2
Practice solving word problems with addition and subtraction. These questions are comparison problems including difference unknown, smaller value unknown, and bigger value unknown. Numbers used are 100 or less. Students receive immediate...
Khan Academy
Khan Academy: Word Problems With "More" and "Fewer" 1
Practice solving word problems by finding how many more (or fewer) objects there are. Numbers used are 20 or less. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Add and Subtract Within 100 Word Problems 3
Practice solving word problems with addition and subtraction. These questions are start unknown problems including add to and take from problems. Numbers used are 100 or less. Students receive immediate feedback and have the opportunity...
CK-12 Foundation
Ck 12: Inequalities With Addition and Subtraction of Fractions
[Free Registration/Login may be required to access all resource tools.] CK12: Inequalities with Addition and Subtraction of Fractions
CK-12 Foundation
Ck 12: Elem Math: Comparing With Two Step Addition and Subtraction Word Problems
[Free Registration/Login may be required to access all resource tools.] The video is a 2 part word problem using addition and subtraction of 2-digit numbers. The video is followed by practice problems to assess student understanding of...
Khan Academy
Khan Academy: Challenging Add and Subtract Word Problems (Within 100)
Practice solving more challenging addition and subtraction word problems with "more" and "fewer". Multi-step problems are also included. Numbers used are 100 or less. Students receive immediate feedback and have the opportunity to try...
Khan Academy
Khan Academy: Add and Subtract Fractions Word Problems
Practice solving fraction addition and subtraction word problems. The fractions in these problems have unlike denominators. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
Khan Academy
Khan Academy: Add and Subtract Fractions: Word Problems
In this exercise, students practice adding and subtracting fractions with unlike denominators word problems. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Addition and Subtraction Word Problems 2
Practice solving more challenging word problems with addition and subtraction. Numbers used are 20 or less.
Khan Academy
Khan Academy: Add and Subtract Within 100 Word Problems 2
Practice solving word problems with addition and subtraction. These questions are comparison problems including difference unknown, smaller value unknown, and bigger value unknown. Numbers used are 100 or less.
Khan Academy
Khan Academy: Add and Subtract Within 100 Word Problems 3
Practice solving word problems with addition and subtraction. These questions are start unknown problems including add to and take from problems. Numbers used are 100 or less.
CK-12 Foundation
Ck 12: Elem Math: Mixed Operations Addition and Subtraction Ii Word Problems
[Free Registration/Login may be required to access all resource tools.] The video shows how to solve a word problem with addition and subtraction. The video is followed by a series of practice questions to assess student comprehension of...
CK-12 Foundation
Ck 12: Elem Math: Mixed Operations Addition and Subtraction I Word Problems
[Free Registration/Login may be required to access all resource tools.] The video shows how to solve a word problem with addition and subtraction of two-digit numbers. The video is followed by a series of practice questions to assess...
Khan Academy
Khan Academy: Negative Number Addition and Subtraction: Word Problems
Practice solving word problems with negative numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
CK-12 Foundation
Ck 12: Mixed Operations: Addition and Subtraction Ii Word Problems
[Free Registration/Login may be required to access all resource tools.] Students are given word problems with various operations used to solve. Watch a video for additional help and answer a practice problem. [1:32]