Lesson Plan
Curated OER

Study Buddies: Subtracting Three-Digit Numbers

For Teachers 2nd - 3rd
In this math worksheet, students will work with a coach to solve a story problem in which they must subtract three-digit numbers. Students will follow a step-by-step process and notes are provided for the coach.
Lesson Plan
Curated OER

One-Digit Addition and Subtraction (B)

For Teachers 1st - 3rd
In this addition and subtraction worksheet, students find the sums and differences of one-digit numbers. Students solve 49 problems.
Worksheet
Curated OER

Decimal Multiplication

For Students 5th - 6th
In this decimal multiplication instructional activity, students solve 20 different problems that include multiplying various decimals by each other. They multiply the numbers together ignoring the decimal points. Then, students add the...
Worksheet
Curated OER

Add One-Digit Numbers

For Students 1st - 2nd
In this one-digit vertical addition instructional activity, students add pairs of numbers to find the sums to seventeen. Students solve 12 problems.
Worksheet
Curated OER

Animal Jr. Christmas Worksheet

For Students 2nd - 3rd
In this Christmas animal math learning exercise, students solve 36 single and double-digit addition problems and then follow the coloring key and color in each sum a different color.
Worksheet
Helping with Math

Addition - Three 3-Digit Numbers

For Students 2nd - 4th Standards
There are 20 addition problems on this assignment, all of which require the addition of three three-digit numbers. All of them will require some regrouping to solve. This is terrific arithmetic practice to assign as homework. An answer...
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.
Worksheet
Curated OER

Addition Without Carrying

For Students 1st - 3rd
In this addition activity, students add one digit and three digit numbers together without regrouping. Students complete 30 problems total.
Worksheet
Curated OER

Addition Worksheet

For Students K - 1st
In this addition instructional activity, students add together two numbers to solve 20 math problems involving whole numbers between one and nine.
Worksheet
Curated OER

Addition Worksheet

For Students K - 1st
In this addition activity, students add together two numbers in 20 addition math problems with whole numbers ranging from zero to nine.
Worksheet
Math Salamanders Ltd.

Column Addition - 3 Digits Sheet 6

For Students 2nd - 4th Standards
In this addition worksheet, students complete a set of 12 problems, adding two- and three-digit numbers. Numbers must be arranged vertically and problems completed. A reference website is given for additional activities.
Lesson Plan
Curated OER

Partial Sums

For Teachers 4th - 6th
Students add numbers and represent digits in extended form. In this extended form lesson plan, students complete this with 2 digit addition problems.
Worksheet
Curated OER

Use a Number Line to Add - Practice

For Students 1st
In this math worksheet, 1st graders use a number line to practice finding the sums in 18 single digit addition problems. They complete a test prep question in which they find a sum and explain which number they should count from and tell...
Worksheet
Curated OER

Subtraction Stepping Stones

For Students 2nd - 3rd
In this subtraction worksheet, students subtract the complete the subtraction equations by filling in the missing numbers for the 5 problems.
Worksheet
Math Salamanders Ltd.

Addition to 10 Sheet 2

For Students K - 1st
In this addition to 10 worksheet, students complete a set of 16 problems by adding numbers to 10. A reference website is given for additional activities.
Worksheet
Curated OER

Make Ten Guided Lesson

For Students K - 1st
Use these missing-addend problems to help your beginning mathematicians practice addition facts. They read sentences and solve, making 10 from different single-digit numbers. Each of these four problems is formatted differently, so the...
Lesson Plan
Pennsylvania Department of Education

What Balances?

For Teachers Pre-K - 2nd
Students explore another meaning of subtraction as it pertains to the inverse of addition. In this what balances lesson, students identify the concept of subtraction as a balance. Students use subtraction facts to generate addition...
Worksheet
Houghton Mifflin Harcourt

Mental Math: Subtract Tens - Homework 12.1

For Students 1st - 3rd Standards
Now that your class can add by 10s they can start subtracting by 10s. This clear, learner-friendly worksheet provides a good example (10-rods are pictured) and 7 problems to solve. Relates groups of tens to single-digit numbers, which...
eBook
Library of Congress

Moby Dick

For Students 9th - Higher Ed Standards
Few first lines of literature are as well-known as the first line from Moby Dick by Herman Melville. Readers discover the classic text that contains these lines using a digital eBook. The online version contains page-by-page...
Lesson Plan
Curated OER

Ten More and Ten Less

For Teachers K - 3rd
Get learners to analyze two-digit numbers based on place value, and use manipulatives to add and subtract both 1 and 10. A place value chart is available, and you can project it during guided practice. Through visualizing...
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.
Worksheet
Curated OER

Standard written method for addition of two 3-digit numbers (1)

For Students 3rd - 5th
In this addition worksheet, students learn how to add two 3-digit numbers. They then solve the 12 addition problems on the worksheet. The answers are on the last page.
Worksheet
Curated OER

Standard Written Method for Addition of 4-Digits

For Students 2nd - 3rd
In these 4 digit addition worksheets, students add the four digit addition equations to improve their addition skills. Students solve 12 problems.
Lesson Plan
Curated OER

Adding Three Digits

For Teachers 2nd
Second graders use cards to create 3-digit addition problems and add them together. In this addition lesson plan, 2nd graders add numbers with and without regrouping. Students use a deck of cards to play an addition game in pairs. A very...

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