Curated OER
Midterm Exam #1, Electricity Concepts
The physics department at The University of Hawaii has designed midterm exams for their college physics courses. This version deals with electricity concepts. It requires learners to calculate conversions, capacitance, and potential...
24x7 Digital
TeachMe: 1st Grade
Let your eager learners practice their basic arithmetic and spelling skills with this fun interactive resource! For any primary grade teacher with access to an Apple mobile device, this is a must-have application.
Curriculum Corner
Order of Operations Task Cards (2)
Young mathematicians use their PEMDAS knowledge to solve 20 different task cards. They evaluate expressions to find the answer of multiplication, division, addition, subtraction, and exponential problems. Then, they record their answers...
Math Worksheets Land
Add and Subtract Multi-Digit Whole Numbers
Help young mathematicians see the value in addition and subtraction. Offering one addition and one subtraction problem, this worksheet walks students step-by-step through the solutions of each, starting in the ones place and working...
Curated OER
Checking Addition and Subtraction by Estimation
In this mathematics worksheet, students solve various equations using different methods. They estimate each answer by checking the additions and subtractions given for each. Then, students write in the decision column wither definitely...
Curated OER
One Person Makes a Difference
Students discuss how a person can make a difference. In this peace lesson, students read books in literature circles about characters that made a difference. They get together in groups and discuss what it means to make a difference and...
Curated OER
Subtraction-Oral Questions
In this subtraction worksheet, students answer a set of 16 oral questions about subtraction. An answer key is included; a website reference for additional activities is given.
Curated OER
Subtraction Across a Zero
This PowerPoint provides a step-by-step model for subtracting 3 digit numbers with zeroes. Each slide shows the problem expressed numerically and a simple age-appropriate description of the step illustrated. Two guided practice problems...
Curated OER
Subtraction Practice Series: Worksheet A
In this math instructional activity, students will subtract two digit numbers to find the difference. Students do not need to regroup to solve.
Curated OER
Addition Properties and Subtraction Rules
In this addition and subtraction worksheet, students review the addition properties and the subtraction rules. Students then complete each number sentence and tell which property or rule was used.
Curated OER
What's the Difference? An Endangered Animal Subtraction Story Quiz
For this online interactive reading comprehension quiz worksheet, learners respond to 10 multiple choice questions based on the book What's the Difference? An Endangered Animal Subtraction Story. Students submit their answers to be scored.
Curated OER
Same Picture Subtraction and Addition
In this addition and subtraction worksheet, students make a subtraction and addition sentence for the same picture, then write additional sentences as instructed. A website reference for additional resources is given.
Curated OER
Arranging Numbers: Subtraction
In this subtraction worksheet, students arrange a set of numbers and set up a problem so that it will have the largest difference. Students then write how they knew to arrange the numbers in that way.
Curated OER
Subtraction: Two Digit By One Digit With Regrouping
In this subtraction worksheet, 3rd graders find the differences to 30 problems in which they subtract a one digit number from a two digit number. They regroup as needed.
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
One-Digit Addition and Subtraction (A)
In this one-digit addition and subtraction worksheet, young scholars problem solve and calculate the answers to forty-nine addition and subtraction equations.
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