Curated OER
Centipede's 100 Shoes
Students solve equations with the help of their teacher. In this simple equations lesson, students listen to the story Centipede's 100 Shoes by Tony Ross and use the scenarios given in the book as addition and subtraction problems....
Curated OER
Book Title: You Can’t Buy a Dinosaur with a Dime
Learners explore the concepts of multiple digit addition and subtraction. For this addition and subtraction lesson, students read the book You Can’t Buy a Dinosaur with a Dime and then discuss methods for solving a particular math...
Curated OER
Adding and Subtracting Bears and Goats
First graders evaluate math problems using farm animals. In this consumer math lesson, 1st graders discover math problems which concern quantities of farm animals. Students discover new strategies to help them analyze their...
Curated OER
Tear + Net = Gross
Second graders find the net weight of a grocery item by weighing it with the tear. In this weight measurement lesson, 2nd graders bring in cans of food and watch a video about weight measurement. Students review the meanings of gross,...
Curated OER
Basketball: Number Sense
Third graders explore their addition and subtraction skills. In this number sense lesson, 3rd graders analyze different scoring possibilities for a basketball game. This lesson incorporates the use a video titled "Blossom and...
Curated OER
Circumference of a Pumpkin
Fourth graders watch a video and find the circumference of a pumpkin. In this circumference instructional activity, 4th graders watch a video to help them find the circumference of their pumpkins. Students define the word circumference...
Curated OER
Equal Shmequal by Virginia Kroll
Students read a book and complete exercises to explore the meaning of 'equals.' In this equal numbers lesson, students brainstorm the meaning of equals and read a story about the topic. Students use manipulatives to study balance and...
Curated OER
Transportation Math
Young scholars use mathematical operations to examine truck drivers and the math they use everyday. In this transportation math lesson, students read word problems that relate to transportation and the math needed to solve the word...
Curated OER
Adding and Subtracting Algebraic Fractions
For this algebraic fractions worksheet, students use their problem solving skills to solve 10 problems that require them to add and subtract algebraic fractions.
Math Salamanders Ltd.
Column Subtraction 3 - Digits Sheet 2
In this subtraction worksheet, students practice subtracting in columns. Students complete the worksheet by solving twelve three-digit subtraction problems.
Math Salamanders Ltd.
Column Subtraction - 4 Digits Sheet 6
In this subtraction instructional activity, students write out problems in columns and solve, subtracting one four-digit number from another. A reference website is given for additional activities.
Math Salamanders Ltd.
Column Subtraction - 3 Digits Sheet 6
For this column subtraction with three digits worksheet, learners solve twelve horizontal subtraction problems with three digits by rewriting them in column form.
Math Salamanders Ltd.
Column Subtraction - 5 Digits Sheet 1
In this subtraction activity, students complete a set of 15 problems, subtracting four and five-digit numbers. A reference website is given for additional activities.
Math Salamanders Ltd.
Column Subtraction - Money 2 Digits Sheet 2
In this column, learners solve 20 subtraction problems involving money with four digits, including dollars and cents, with regrouping.
Math Salamanders Ltd.
Subtraction - Up To 12 Sheet 2
For this math worksheet, students solve twenty subtraction problems with addends up to 12 written horizontally.
Math Salamanders Ltd.
Column Subtraction (No Regrouping) - 2 Sheet 2
In this finding, the learning exercise involves subtracting two-digit numbers from two-digit numbers with no regrouping. Students solve 12 problems.
Math Salamanders Ltd.
Column Subtraction (No Regrouping) 3 Digits Sheet 2
In this subtraction worksheet, students complete a set of 15 problems by subtracting two and three-digit numbers; no regrouping is required. A reference website is given for additional activities.
Math Salamanders Ltd.
Column Subtraction - 3 Digits Sheet 3
In this column subtraction with three-digit worksheet, students solve fifteen subtraction problems with three-digit numbers using regrouping.
Math Salamanders Ltd.
Subtraction 2 Digit Numbers Sheet 4
In this subtraction activity, students use subtraction facts to find missing numbers in problems. A reference website is given for additional activities.
Math Salamanders Ltd.
Column Subtraction Four Digits Sheet 2
In this four-digit subtraction instructional activity, students solve fifteen subtraction problems that require regrouping when necessary.
Math Salamanders Ltd.
Column Subtraction - Four Digits Sheet 4
In this column subtraction with four digits learning exercise, students solve fifteen subtraction problems with borrowing when necessary.
Math Salamanders Ltd.
Column Subtraction - 5 Digits Sheet 2
In this subtraction instructional activity, learners complete a total of 15 problems, subtracting one 5-digit number from another. A reference website is given for additional activities.
Math Salamanders Ltd.
Subtraction to 10 Sheet 1
This subtraction worksheet helps students practice their subtraction skills. Students complete the worksheet by solving twelve one-digit subtraction problems.
Math Salamanders Ltd.
Subtraction to 10 Sheet 5
In this subtraction instructional activity, students subtract numbers 1 through 10 from each other. Students complete 16 horizontal subtraction problems.