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Worksheet
Curated OER

Addition and Subtraction Up to Two-Digits

For Students 2nd - 3rd
For this finding the sums and differences worksheet, students write the equations in the ones and tens columns and solve and also solve vertical problems with and without regrouping. Students solve 18 problems.
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Worksheet
Curated OER

Subtraction Practice, Part 2

For Students 1st - 2nd Standards
For a quick subtraction drill, these 17 problems are a great addition to your math lesson. All problems use multiples of ten, ranging from 10 to 90. Use the activity as a timed quiz or more thorough review assignment.
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Lesson Plan
Curated OER

Primary Understanding and Use of Place Value

For Teachers 3rd - 4th
Explore place value and regrouping with your class. They develop awareness of several ancient number systems and how they differ from the base ten system commonly used today. They play "Chip Trading" with partners to practice addition...
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Worksheet
Curated OER

10 More or 10 Less

For Students 1st - 2nd Standards
Practice adding and subtracting 10 with this outer space worksheet. On the top, scholars match digits floating in stars with sums inside a spaceship. Next, they do the same with subtracting 10, connecting numbers to differences. These...
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Worksheet
Curated OER

Basic Math Subtraction of Decimals 2

For Students 3rd - 5th
In this subtraction of decimals worksheet, students subtract numbers with decimals containing up to 4 digit numbers. Students complete 16 problems.
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Worksheet
Curated OER

Find A Difference By Counting Up

For Students 3rd - 4th
In this subtraction worksheet, students solve 11 problems in which a single digit is subtracted from a four digit number. Students do this mentally by taking from the whole thousands and then counting up or by counting back.
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Worksheet
Curated OER

Subtraction Practice Series

For Students 2nd
In this mathematics worksheet, 2nd graders solve a number of problems by subtracting a two-digit number from another two-digit number and regrouping when necessary. There are 36 problems to solve on the sheet.
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Worksheet
Curated OER

Subtraction Worksheet

For Students K - 1st
In this subtraction practice worksheet, learners solve 4 problems that require them to subtract single-digit numbers using math counters.
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Worksheet
Curated OER

Addition and Subtraction

For Students 1st - 2nd
In this addition and subtraction worksheet, students add or subtract the single and double digit problems. Students solve 14 problems.
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Worksheet
Curated OER

The Summer School Math Worksheets-Multiplication, Division, Fractions Level 5

For Students 5th - 7th
In this summer school math worksheet, students complete 100 multiplication problems in which 3 digit numbers are multiplied by 2 digit numbers. Students also solve 100 problems in which simple fractions with unlike denominators are added...
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Lesson Plan
Pennsylvania Department of Education

Order, Order

For Teachers Pre-K - 2nd
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.
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Worksheet
Curated OER

Sharpen Your Skills: Addition and Subtraction

For Students 1st - 2nd
In this addition and subtraction worksheet, students solve the equations that range from three digits to five digits. Students must either add to solve or subtract.
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Worksheet
Curated OER

Subtraction - Oral Questions

For Students 3rd - 5th
In this subtraction worksheet, students answer twelve 2-digit subtraction problems. The problems are example questions that are to be asked in oral form. For example, "What is 30 take away 12?" The answers are on the second page.
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Worksheet
Curated OER

3 Digit Addition with Regrouping

For Students 2nd - 3rd
In this math worksheet, students solve 20 problems in which 3 digit numbers are added with regrouping. There are no examples on the page.
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Lesson Plan
Curated OER

Oddball Patterns

For Teachers 5th - 8th
Investigating unique number patterns gets learners to put their thinking caps on. Your whole class examines numerical palindromes that are added and multiplied. The class works to find the pattern.
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Worksheet
Curated OER

Subtraction Practice: 1 and 2-Digit Numbers

For Students 2nd - 3rd
In this subtraction activity, students complete a set of 12 problems, subtracting both 1 and 2-digit numbers. A reference web site is given for additional activities.
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Worksheet
Curated OER

Add or Subtract

For Students 1st - 2nd
In this addition and subtraction worksheet, students add or subtract the single, two, and three digit problems. Students use the provided space to solve the problems. Students solve 28 problems.
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Worksheet
Curated OER

Subtraction Worksheet

For Students 1st
In this subtraction worksheet, 1st graders practice their subtraction skills by subtracting the numbers and solving the 20 single and double digit problems.
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Lesson Plan
Curated OER

Subtracting Two-Digit Numbers

For Teachers 2nd - 3rd
In this math worksheet, students solve three word problems involving subtraction. The first problem is guided. Students use the questions to solve the problem. Students solve two more problems without the guide questions.
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Worksheet
Curated OER

Standard Written Method for Subtraction (2)

For Students 3rd - 5th
In this subtraction worksheet, students learn how to solve decomposition subtraction problems with 2-digit numbers. They then solve 9 subtraction problems on their own. The answers are on the last page of the packet.
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Worksheet
Curated OER

Revise Subtraction (pg. 2)

For Students 4th - 5th
For this subtraction worksheet, the students figure out 14 subtraction problems using regrouping, decimals, positive and negative numbers. The students must tell if the problems are true or false.
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Worksheet
Curated OER

Subtraction: Decimals

For Students 4th - 7th Standards
In this decimal subtraction worksheet, students solve 15 problems that require them to subtract decimal numbers with 1-5 digits.
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Worksheet
Curated OER

Algebraic Proofs for Repeated Digits

For Students 10th - Higher Ed
In this proof worksheet, students write two proofs for why they get repeated digits when following a series of math operations.  The solutions are provided.
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Worksheet
Curated OER

Odd or Even?

For Students 3rd
In this subtraction activity, 3rd graders subtract 2 digit numbers by 2 digit numbers to answer 24 problems. Students circle the differences that are odd and draw a box around differences that are even.