Lesson Plan
Curated OER

Two Digit Addition Without Regrouping

For Teachers 1st - 2nd
No regrouping required. Hone basic subtraction skills with 20 problems. Learners subtract double-digit numbers.
Lesson Plan
Curated OER

Two-Digit Addition at the Zoo

For Teachers 2nd
Your second graders explore two digit addition with regrouping. They will investigate problem solving strategies within the context of a trip to the zoo. Multiple resources and assessments are provided.
Lesson Plan
Curated OER

Two Digit Addition (No regrouping)

For Teachers 2nd
In this two digit addition without regrouping worksheet, 2nd graders will find the sums of 18 problems and solve 3 word problems.
Lesson Plan
Curated OER

Three-Digit Addition and Subtraction (A)

For Teachers 3rd - 5th
In this adding and subtracting three-digit numbers worksheet, students solve with mixed regrouping and no regrouping. Students solve 49 problems.
Lesson Plan
Curated OER

2-Digit Addition Without Regrouping

For Teachers 2nd - 3rd
In this addition worksheet, students complete a total of 20 problems, adding one 2-digit number to another, no regrouping required. Students are instructed to use a number line at the top of the page to help.
Lesson Plan
Curated OER

Three-Digit Plus Three-Digit Addition (A)

For Teachers 2nd - 3rd
In this math worksheet, learners solve 100 problems in which 3 digit numbers are added with regrouping. The problems are in vertical format.
Lesson Plan
Curated OER

Two-Digit Addition

For Teachers 1st - 3rd
In this finding the sums worksheet, students use a number line to add two-digit numbers without regrouping. Students solve 20 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...
Lesson Plan
Curated OER

Three-Digit Addition and Subtraction (B)

For Teachers 3rd - 5th
In this adding and subtracting thee-digit numbers worksheet, students solve with mixed regrouping and no regrouping. Students solve 49 problems.
Lesson Plan
Curated OER

Add It Up In Number Ville! Adding 2-Digit Numbers With and Without Regrouping

For Teachers 2nd - 4th
Students explore adding 2-digit numbers. In this math lesson, students identify 2-digit numbers and use base ten blocks to practice adding. Students use addition to break a code.
Lesson Plan
Curated OER

Two Digit Addition Without Regrouping #2

For Teachers 1st - 2nd
In this addition worksheet, learners solve 20 problems in which two digit numbers are added. There is no carrying on this page.
Lesson Plan
Curated OER

Three-Digit Addition and Subtraction With Regrouping

For Teachers 2nd
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...
Lesson Plan
Curated OER

Two-Digit Addition and Subtraction (O)

For Teachers 2nd - 3rd
In this addition and subtraction practice worksheet, students find sums and differences of 49 problems by adding and subtracting 2-digit numbers with no regrouping.
Lesson Plan
Curated OER

Two-Digit Addition and Subtraction (M)

For Teachers 2nd - 3rd
In this addition and subtraction practice worksheet, students find sums and differences of 49 problems by adding and subtracting 2-digit numbers with no regrouping.
Lesson Plan
Curated OER

Two-Digit Addition and Subtraction (N)

For Teachers 2nd - 3rd
In this addition and subtraction practice worksheet, students find sums and differences of 49 problems by adding and subtracting 2-digit numbers with no regrouping.
Lesson Plan
Curated OER

2 Digit Addition Without Regrouping

For Teachers 2nd - 3rd
In this 2-digit addition worksheet, young scholars complete 20 problems, adding one 2-digit number to another. Answers are included on page 2. A reference web site is given for additional activities.
Lesson Plan
Curated OER

Two-Digit Addition and Subtraction (B)

For Teachers 4th - 6th
In this adding and subtracting two-digit numbers worksheet, learners find the sums using mixed regrouping and no regrouping. Students solve 49 problems.
Lesson Plan
Curated OER

Two-Digit Addition and Subtraction (A)

For Teachers 2nd - 4th
In this two-digit addition and subtraction worksheet, students solve with mixed regrouping and no regrouping. Students solve 49 problems.
Lesson Plan
Curated OER

Lesson Design Protocol: Add and Subtract

For Teachers 3rd - 4th Standards
Addition and subtraction are studied in this math activity. Upper graders add and subtract whole numbers up to 1,000 with and without regrouping.
Lesson Plan
Curated OER

Addition of 2 Digit Plus 1 Digit (No Regrouping)

For Teachers 2nd - 5th
Students review adding without regrouping the numbers. They are divided into groups and have to write the answer to the problem given on their papers.
Lesson Plan
Curated OER

One-Digit Addition and Subtraction No Regrouping (A)

For Teachers 1st - 2nd
In this math worksheet, students solve 81 problems in which one-digit numbers are added and subtracted. Problems are in a vertical format with addition and subtraction mixed in each row.
Lesson Plan
Curated OER

Add or Subtract Whole Numbers Up to 1000

For Teachers 3rd - 4th
Elementary schoolers solve practice problems on the board and are shown how to line up the numbers for addition. They solve various addition problems in small groups. Everyone continues the same process for solving subtraction problems.
Lesson Plan
Curated OER

Regrouping

For Teachers 2nd - 3rd
Students practice regrouping using the wonderful manipulative - unifix cubes. Once they have a tactile understanding of regrouping, students complete 5 worksheets containing addition problems that require regrouping. The worksheets...
Lesson Plan
Curated OER

Do You Carry the Ball?

For Teachers 2nd - 5th
In this addition worksheet, learners add two digit numbers together with and without regrouping. Students complete 9 problems total.