Lesson Plan
Curated OER

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 plan, 2nd graders bring in cans of food and watch a video about weight measurement. Students review the meanings of...
Worksheet
Curated OER

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
Curated OER

Subtracting Decimals

For Students 4th - 5th
In this subtracting decimals worksheet, students solve 10 problems in which decimal numbers to the hundredths place are subtracted, sometimes with regrouping. The problems are already properly written with decimal points aligned.
Worksheet
Curated OER

Subtracting Two-Digits

For Students 1st - 3rd
In this finding the differences activity, students subtract two-digit numerals from two-digits with some regrouping. Students solve 18 problems.
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...
Lesson Plan
Curated OER

I'll Have an Order of Subtraction Please!

For Teachers 3rd - 5th
Students explore number values by completing consumer math worksheets. For this math functions lesson, students identify the use of a decimal in numbers and the place values that are represented when dealing with money. Students complete...
Lesson Plan
Curated OER

Easier Way to Subtract

For Teachers 2nd - 3rd
In this subtraction review worksheet, students read about the Tic Tac Toe method for subtraction and then use the method to solve some problems.
Lesson Plan
Curated OER

Investigation - Who is Right?

For Teachers 3rd
Third graders explore mathematics by solving problems in groups. In this math functions lesson, 3rd graders demonstrate their understanding of addition and subtraction by completing two digit math problems. Students define a list of math...
Lesson Plan
Curated OER

Subtracting Two- and Three-Digit Numbers

For Teachers 5th - 7th
In this subtracting two- and three-digit numbers worksheet, students, with a partner, problem solve and calculate the answers to fourteen subtraction equations.
Lesson Plan
Curated OER

Less is More: Subtraction in Action

For Teachers K - 4th
Pupils participate in group games to help review the concept of subtraction. During the games, they practice subtracting two-digit numbers and the concept of borrowing. They review their answers with the class and move on to...
Lesson Plan
Curated OER

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
Curated OER

Subtracting Money

For Students 2nd - 3rd
In this finding the money differences worksheet, students subtract three-digits from three-digit numbers with and without regrouping. Students solve 20 problems.
Lesson Plan
Curated OER

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.
Worksheet
Curated OER

Math Mammoth End of the Year Test - Grade 3

For Students 3rd
In this comprehensive diagnostic test worksheet, learners examine, study, calculate and solve 38 math problems. They work with a variety of basic math concepts and word problems.
Lesson Plan
NTTI

Putting Together Ten

For Teachers 1st - 2nd Standards
Groups explore sets of 10 items in two varieties (i.e. 3 white buttons and 7 black ones, or 5 bears and 5 bunnies). They brainstorm about their objects, write math sentences to represent what they have, and report their discoveries...
Worksheet
Helping with Math

Subtraction : 3-digit - 3-digit

For Students 3rd - 5th Standards
In this subtraction worksheet, math wizards subtract three-digit numbers from different three-digit numbers. Some of the 24 problems require regrouping.
Lesson Plan
Curated OER

Addition and Subtraction

For Teachers 2nd - 3rd
Students develop their own strategies to solve basic addition and subtraction facts. In this addition and subtraction lesson plan, students use strategies they already know and new ones to solve problems.
Lesson Plan
Curated OER

Problem Solving With Fractions

For Teachers 6th
Sixth graders solve and analyze fractions. In this algebra lesson, 6th graders solve fractions using addition, subtraction, multiplication and division. They work in groups and do peer-review.
Worksheet
Curated OER

Subtraction Worksheet : Numbers to 19 (1 of 3)

For Students 1st - 2nd Standards
In this subtraction worksheet, students find the differences to 53 horizontal and vertical subtraction problems. They work with numbers up to 19 and do not regroup while working.
Worksheet
Curated OER

Summer School Math Worksheets --Addition and Subtraction

For Students 2nd - 3rd
For this math worksheet, students solve 100 addition problems in which 2 digit numbers are added, with and without carrying. Students then solve 100 subtraction problems with 2 digits, with and without regrouping.
Worksheet
Curated OER

Solving Word Problems

For Students 2nd - 3rd
In this finding the sums and differences for story problems worksheet, students add and subtract up to two-digits without regrouping. Students solve 6 problems.
Worksheet
Curated OER

Fun Math 13

For Students 2nd - 3rd
In this finding the difference worksheet, students subtract two-digit and three-digit numbers from three-digit numbers with and without regrouping on a worksheet with a clip art next to each problem. Students solve 15 problems.
Worksheet
Curated OER

Subtraction of 2 Digit Numbers with No Regrouping

For Students 2nd - 3rd
In this math worksheet, students solve 25 problems in which 2 digit numbers are subtracted with no regrouping. The examples are in a vertical format.
Worksheet
Curated OER

Money Subtraction (J)

For Students 3rd - 4th
In this subtracting money learning exercise, students subtract three-digit numbers in increments of two cents with some regrouping. Students solve 20 problems.

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