Lesson Plan
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Subtraction Rhyme

For Teachers 2nd - 4th
Students study a rhyme for subtracting with regrouping from 10's to 1's.
Lesson Plan
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Three-Digit Plus Three-Digit Addition (A)

For Teachers 2nd - 3rd
In this math worksheet, students solve 100 problems in which 3 digit numbers are added with regrouping. The problems are in vertical format.
Worksheet
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Addition Two-Digits

For Students 2nd - 3rd
In this finding the sums activity, students add two-digits plus two-digits with and without regrouping. Students solve 12 problems. 
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Two Digit Addition With and Without Carrying

For Students 2nd - 3rd
In this addition worksheet, students solve 16 problems in which two digit numbers are added with and without regrouping. Problems are in a vertical format.
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Addition Drills

For Students 2nd
In this addition worksheet, 2nd graders practice single digit addition. Students complete 40 vertical problems with no regrouping necessary.
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Addition Drills

For Students 2nd
In this addition worksheet, 2nd graders practice single digit addition. Students complete 40 vertical problems with no regrouping necessary.
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Place Value Addition

For Students 2nd
In this addition worksheet, 2nd graders focus on adding one digit to a three digit number. Students solve for 40 problems with no regrouping necessary.
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Subtraction - Numbers to 19 ( 3 of 3)

For Students 1st - 2nd Standards
For this subtraction worksheet, learners find the differences in 30 vertical problems which use numbers up to nineteen. They do not regroup as they solve the problems in which they subtract a single digit number from a two digit number.
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Addition Computation

For Students 2nd - 3rd
In this addition with carrying instructional activity, learners solve 16 problems in which 3 digit numbers are added with and without regrouping.
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Simple Two-Digit Addition Worksheet

For Students 1st - 2nd
For this two-digit addition worksheet, students solve 12 problems in which 2 digit numbers are added. There is no carrying on this page.
Worksheet
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Addition Computation

For Students 2nd - 3rd
For this addition worksheet, students solve 16 problems in which two digit numbers are added, with and without regrouping. Problems are in a vertical format.
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Sums

For Students 1st - 3rd
In this addition worksheet, students solve 12 problems in which two digit numbers are added, both with and without regrouping.
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Addition Exercise

For Students 2nd - 3rd
In this addition worksheet, students add one and two digit numbers together with and without regrouping. Students complete 30 problems.
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Addition Exercise

For Students 2nd - 4th
In this addition worksheet, students add one digit numbers and two digit numbers together without regrouping. Students complete 30 problems total.
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Subtraction: 2 digit numbers

For Students 2nd - 3rd
In this subtraction worksheet, students subtract 2 digit numbers from 2 digit numbers with and without regrouping. Students complete 30 problems.
Worksheet
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Adding Two-Digit Numbers

For Students 2nd
In 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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Subtraction Practice Series: Worksheet A

For Students 1st - 2nd
In this math worksheet, students will subtract two digit numbers to find the difference. Students do not need to regroup to solve.
Lesson Plan
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Buggin' Out (Identifying and Adding Amounts of Money)

For Teachers 2nd - 3rd
Students explore consumer math by participating in estimate exercises. In this currency activity, students identify and define each piece of U.S. currency and their value to the monetary system. Students complete several money worksheets...
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Relationship Between Addition and Subtraction

For Teachers 2nd - 3rd
Students are taught how to add and subtract and use number sense to solve basic math problems. In this addition and subtraction lesson, students are being taught using theories from different philosophers in education. They are given a...
Worksheet
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Math – Writing Equations : Subtraction

For Students 2nd - 3rd
In this writing equations practice worksheet, students use their problem solving skills and the information provided to write 12 subtraction number sentences and solve them.
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A Secret Code

For Teachers 2nd - 3rd
In this addition and subtraction worksheet, learners solve for problems to complete the riddle about George Washington.  Students solve 20 two digit problems of addition and subtraction with some regrouping necessary.
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2 Digit Addition

For Students 2nd - 3rd
In this 2 digit addition activity, learners add the 2 digit addition equations and use the regrouping method. Students solve 20 problems.
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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.
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Pattern Puzzles

For Teachers 1st - 2nd
A short video introduces place value in addition and subtraction. As a class, your students identify all even numbers up to one hundred and explain the pattern. They use addition strategies to fill in the missing numbers on the number grid.