Lesson Plan
Curated OER

Addition/Subtraction Strategies

For Teachers 3rd
Third graders recall all their addition and subtraction facts to 20. They use the relevant number strategy with whole numbers. Students are taught place value in relation to decimals, and identify 'which decimal is larger.' They...
Lesson Plan
Curated OER

Decimal Addition and Subtraction

For Teachers 4th - 5th
In this decimal addition and subtraction worksheet, learners use a computer program for initial instruction, then complete 22 problems with decimals.
Worksheet
Curated OER

Addition of Decimals

For Students 4th - 5th
In this addition of decimals activity, students solve 9 addition problems only in their heads and write down their answers. Students add $5.99 to 8 amounts of money and $9.99 to 4 amounts of money.
Worksheet
Curated OER

Addition of Decimals

For Students 4th - 5th
In this addition of decimals instructional activity, learners work out 9 addition problems in their heads, add $4.99 to 8 amounts of money and $9.99 to 4 amounts of money.
Worksheet
Curated OER

Decimal Addition

For Students 5th - 8th
In this decimal addition worksheet, students add two to four digit numbers with decimals together. Students complete 80 problems and 16 review problems.
Worksheet
Curated OER

Multiplying with Decimals

For Students 4th - 8th
In this multiplication worksheet, students multiply whole numbers by other whole numbers and numbers with decimals. Students complete 4 sets of problems.
Lesson Plan
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Decimals for Lower Elementary

For Teachers 3rd - 5th
Students investigate decimal operations, including addition and subtraction. They participate in interactive games, story problems, and math mysteries.
Lesson Plan
Curated OER

Subtraction and Addition Word Problems Made Easy

For Teachers 3rd
Third graders create addition and subtraction word problems for a partner to solve using marbles. They explain whether the problem is an addition, subtraction, "take away", "have and need", compare or "what is the rest" type problem.
Lesson Plan
Curated OER

Number Sense

For Teachers 1st
First graders practice rounding 4 digit numbers using place value concepts. In this estimating sums and differences lesson, 1st graders explore clustering, rounding, and front end estimation as methods for rounding decimals.
Worksheet
Helping with Math

#5: Addition & Subtraction Equations (1 of 2)

For Students 6th - 8th Standards
Single-step addition or subtraction operations are applied in order to solve these 12 simple equations. An answer key is available, not so much for you, but perhaps to be used by learners as a self-correction tool. Note that the...
Worksheet
Curated OER

Addition and Subtraction word problems

For Students 6th - 10th
In this word problems instructional activity, students solve addition, subtraction, money, decimals, and percentage word problems. Students solve 47 problems total.
Worksheet
Curated OER

Adding and Subtracting Positive and Negative Numbers

For Students 8th - 9th
In this math worksheet, students complete 32 addition and subtraction problems. The first 22 involve integers. There are 6 problems with positive and negative decimals. The last 4 problems are fractions.
Interactive
Curated OER

My Thanksgiving Book

For Students 3rd
In this decimal addition worksheet, 3rd graders supply the missing number to make a set of problems true. Answers are available online.
Worksheet
Curated OER

Decimal Addition Level 6 Adding Three Numbers Containing Tenths

For Students 4th - 5th
In this math worksheet, learners practice adding 3 decimal numbers which contain tenths. The decimals are already lined up in the columns of the 12 problems.
Worksheet
Curated OER

Adding Decimal Numbers

For Students 2nd - 3rd
In this addition computation worksheet, students practice adding two decimal numbers together. The decimals go up to the tenths place. There are eight problems to complete.
Worksheet
Curated OER

Three-Digit by Two-Digit Tenths (B)

For Students 4th - 6th
In this multiplying decimals worksheet, learners multiply three-digit numbers by two-digit tenths decimals. Students solve 36 problems.
Worksheet
Curated OER

Add Decimal Hundredths (C)

For Students 3rd - 4th
For this addition of decimals to hundredths place value worksheet, students rewrite the horizontal numbers and add with regrouping. Students solve 32 problems.
Worksheet
Curated OER

Add and Subtract Decimal Ten Thousandths (J)

For Students 4th - 5th
In this addition and subtraction worksheet, students find the sums of whole numbers with decimals in the ten thousandths place value. Students solve 32 problems.
Worksheet
Curated OER

Add Decimal Hundredths (B)

For Students 3rd - 4th
In this finding the sums of decimals to the hundredths place instructional activity, students rewrite the horizontal problems and add problems with mixed regrouping and no regrouping. Students solve 32 problems.
Lesson Plan
Curated OER

Addition and Subtraction of Shop Decimals

For Teachers 5th - 6th
In this math worksheet, students solve 9 story problems in which decimal numbers are added and subtracted. All problems pertain to construction. Decimal numbers are to the hundredths place on the page.
Worksheet
Curated OER

Decimal addition and subtraction

For Students 4th - 6th
In this decimals activity, students complete addition and subtraction problems with numbers containing decimals. Students complete 10 problems.
Worksheet
Curated OER

Money Addition

For Students 3rd
In this addition worksheet, 3rd graders focus on the addition of money with decimals. Students solve for 20 problems with necessary regrouping.
Worksheet
Curated OER

Money Addition (C)

For Students 3rd
In this addition worksheet, 3rd graders focus on the addition of money with decimals. Students solve for 20 problems with necessary regrouping.
Worksheet
Curated OER

Money Addition (F)

For Students 3rd
In this addition worksheet, 3rd graders focus on the addition of money with decimals. Students solve for 20 problems with necessary regrouping.

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