Lesson Plan
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Four-Digit Plus Four-Digit Addition (A)

For Teachers 3rd - 4th
For this math worksheet, students solve 100 problems in which 4-digit numbers are added with regrouping. The examples are closely spaced in a vertical format with little room to show work. Students would need to write very small to fit...
Lesson Plan
Curated OER

The School Store

For Teachers 1st - 2nd
Students choose between the operations of addition or subtraction to solve a real life problem. In this addition and subtraction instructional activity, students make a chart of items sold in the school store. Students then work in teams...
Worksheet
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Add One-Digit Numbers to Two-Digit Numbers

For Students 2nd - 3rd
In this addition with carrying worksheet, students solve 7 problems in which two digit numbers are added to single digit numbers with carrying.
Lesson Plan
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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...
Worksheet
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Adding Two-Digit Numbers

For Students 2nd
For this addition worksheet, 2nd graders add 6 two-digit numbers together, use tens and ones as models and circle yes or no if they needed to regroup.
Worksheet
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Add Two-Digit Numbers

For Students K - 2nd
In this addition worksheet, students practice adding 9 two-digit addition math problems involving tens, ones and regrouping. Students solve the answer to 1 test prep question and fill in the circle for the correct answer from a multiple...
Lesson Plan
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Investigation - Who is Right?

For Teachers 3rd
Third graders explore mathematics by solving problems in groups. For this math functions lesson, 3rd graders demonstrate their understanding of addition and subtraction by completing two digit math problems. Students define a list of...
Worksheet
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Detective Duck's Preparatory Course

For Students 4th
In this addition worksheet, 4th graders focus on missing numerals. Students complete 13 problems solving for missing digits in each of the vertical addition problems.
Lesson Plan
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Do You Carry the Ball?

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

For Teachers 2nd
Second graders regroup two-digit numbers and solve advanced subtraction problems with regrouping; students use straw and cup manipulatives to demonstrate how to borrow from the tens place in order to solve the problem.
Worksheet
Helping with Math

Subtraction : 3-digit - 3-digit

For Students 3rd - 5th Standards
In this subtraction instructional activity, math wizards subtract three-digit numbers from different three-digit numbers. Some of the 24 problems require regrouping.
Worksheet
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Add One-Digit Numbers to Two-Digit Numbers

For Students 2nd - 3rd
In this addition word problems worksheet, students solve 4 story problems in which two digit numbers are added to single digits.
Worksheet
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One and Two digit addition

For Students 2nd - 3rd
In this addition worksheet, students add one and two digit numbers together with and without regrouping. Students complete 6 addition problems.
Worksheet
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Three Digit Addition

For Students 2nd - 4th
In this addition review worksheet, learners use their math skills to solve 36 problems that require them to add 3 digit numbers to 3 digit numbers with regrouping.
Lesson Plan
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Tear + Net = Gross

For Teachers 2nd
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,...
Lesson Plan
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Understanding Whole Numbers

For Teachers 4th
In this understanding whole numbers worksheet, 4th graders use a computer program for instruction, then answer 16 problems about addition and subtraction.
Worksheet
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Add Three Numbers

For Students 2nd - 3rd
In this column addition worksheet, students solve 11 problems in which three two-digit numbers are added. There will be regrouping on this page.
Worksheet
Curated OER

Addition: Math 3

For Students 3rd - 4th
In this addition worksheet, students add one and two digit numbers to each other with and without regrouping. Students complete 30 addition problems.
Worksheet
Curated OER

Adding Greater Numbers

For Students 4th - 5th
In this adding greater numbers worksheet, learners solve 13 problems in which four numbers are added in a column. Most numbers are four or five digits; students will need to regroup more than once.
Worksheet
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Add Two-Digit Numbers

For Students 1st - 2nd
In this addition worksheet, students solve 4 story problems in which two-digit numbers are added, with and without regrouping.
Worksheet
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Add Four Digit Numbers

For Students 3rd - 4th
In this finding the sums worksheet, students add four-digit numbers with regrouping. Students solve 20 problems. 
Worksheet
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Add Two Digit Numbers Horizontally

For Students 2nd - 4th
In this finding the sums worksheet, students add two-digit plus two-digit horizontal numbers with and without regrouping. Students solve 16 problems.
Worksheet
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One-Digit Addition: No Regrouping (H)

For Students 3rd - 5th
In this one-digit addition instructional activity, learners problem solve and calculate the answers to eighty addition equations with no regrouping.
Worksheet
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Adding Five Digit Numbers

For Students 3rd - 4th
In this addition activity, students focus on adding five digit numbers. Students complete 12 problems with some regrouping.

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