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Worksheet
Curated OER

Adding Decimals

For Students 4th - 5th Standards
Explore the practical uses of adding numbers with decimals as scholars add measurements and money. The first 12 equations are written vertically with half the sums requiring a dollar sign and half a unit of measurement. The next six are...
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Lesson Plan
Curated OER

Counting and Place Value

For Teachers 1st
First graders use place value to practice counting, adding and subtracting using a phenomenological approach.
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Lesson Plan
Curated OER

Place Values - Word Problems

For Teachers 6th - 8th
Students explore the concept of place value word problems. In this place value word problem lesson, students determine the place value of a digit in a number.
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Worksheet
Curated OER

Place Value and Subtraction With Regrouping

For Students 1st - 3rd
In this place value and subtraction worksheet, students place pennies in the chart and use them to put numbers in the correct place value and subtract. Students use the pennies as ones and use them in regrouping.
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Lesson Plan
Curated OER

Place Value: A Place for Apples

For Teachers 2nd
Second graders explore number values by completing math worksheets. In this place value lesson, 2nd graders identify the use of decimals in numbers and read a book about math called Apple Pigs. Students create number charts based on the...
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Worksheet
Curated OER

Place Value: Making Change with Canadian Money

For Students 2nd - 3rd
In this place value:  making change with Canadian money worksheet, students use a spreadsheet and certain coins to practice and record how much change would be given from a $5 bill.  A parent or tutor adjusts the questions to the child's...
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Lesson Plan
1
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EngageNY

Adding and Subtracting Polynomials

For Teachers 9th - 10th Standards
Need a unique approach to adding and subtracting polynomials? A helpful math lesson approaches the concept by relating polynomials to base 10. It encourages pupils to see each term as having a specific value, and therefore, they should...
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Lesson Plan
Curated OER

Number Base Clocks

For Teachers 4th - 9th
Students investigate place value in base ten. In this number sense instructional activity, students participate in an online instructional activity at www.shodor.org/interactivate/activities/NumberBaseClocks and demonstrate how to...
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Lesson Plan
Illustrative Mathematics

Adding Tenths and Hundredths

For Teachers 3rd - 5th Standards
Learning to add fractions with different denominators presents a big hurdle for many young mathematicians. Simplify the process for learners with this series of practice problems involving the friendly fractions tenths and hundredths....
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Interactive
Curated OER

Practice Writing Three-Digit Numbers

For Students 1st - 4th
This online interactive activity defines what two-digit and three-digit number are and the place values found in each. A practice activity helps build proficiency with this skill by having learners fill in the 21 blanks with the...
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Organizer
K-5 Math Teaching Resources

2-Digit Addition Template

For Students K - 2nd Standards
Learning two-digit addition isn't about memorizing steps, it's about understanding place value. Support the development of your class's number sense with these addition mats that help children break apart two-digit numbers into tens and...
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Lesson Plan
Curated OER

Add and Subtract

For Teachers 1st - 2nd
Like the cubs in A Fair Bear to Share, your 2nd grade class will practice adding and subtracting double-digit numbers by grouping, regrouping, and sorting a collection of objects. This requires many resources, but it is well worth the...
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Worksheet
Curated OER

Morning Math

For Students 2nd - 4th
It's never too early for math! Use these morning math problems to get learners reviewing past concepts and staying sharp on newer ones. The 16 warm-ups include skills such as counting by 10, adding in a word problem, decomposing numbers...
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Worksheet
Curated OER

Dividing by 10

For Students 3rd - 4th
Multiplication and division become much easier when mathematicians are dealing with the number 10 as a factor or divisor. Use the examples to get scholars noticing number patterns if they haven't already learned this. They divide 20...
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Lesson Plan
West Contra Costa Unified School District

The Power of Ten: Building a Magnitude Model

For Teachers 4th - 5th Standards
Add visual representation to teaching place value with a magnitude model. Using adding machine tape, pupils build a linear place value strip from 1 to 100.
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Lesson Plan
Code.org

Binary Numbers

For Teachers 9th - 12th
All you need is a zero and a one. Build pupils' understanding of binary values and number systems to gain familiarity with binary numbers. Using a hands-on activity and technology, scholars learn how the binary system works and its place...
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Worksheet
Curated OER

Decimal Addition

For Students 5th - 6th
Use this guided set of equations to help scholars add double-digit numbers with decimals. They examine two examples before trying these on their own, many of which require regrouping. All of these have decimals to the hundredths place....
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Worksheet
Curated OER

Decimal Addition

For Students 4th - 6th
Practice adding decimals by completing 26 practice problems. Scholars examine two examples before trying these on their own. They add two and three-digit numbers with decimals, regrouping when needed. Not all numbers have decimals, but...
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PPT
Curated OER

Tens and Units

For Teachers K - 2nd
Images of base ten blocks are used to reinforce counting past 10. Learners will count along, adding units to each 10 as they go from 10 to 30.  Each number is shown on a 100 block, as blocks of 10s and 1s, and in numeric form as tens and...
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Writing
Curated OER

Adding with Different Numbers of Digits

For Students 3rd - 5th
Expand addition concepts by challenging your pupils with these multi-digit addends. They add up numbers with up to seven digits, regrouping where needed. The first six are written vertically and the next two are horizontal. Make...
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Worksheet
Curated OER

Addition With Place Value

For Students 2nd - 3rd
In this addition worksheet, students solve 8 problems in which two digit numbers are added by breaking down each number into tens and ones. There are detailed examples.
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Interactive
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Scholastic

Study Jams! + and - Without Regrouping

For Students 1st - 4th Standards
Addition and subtraction are essential skills for all young mathematicians. Explain the step-by-step process with respect to place value using these real-world examples. Focus is on numbers in the tens, hundreds, and thousands, making...
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Lesson Plan
Curated OER

Places, Places, Everyone

For Teachers 1st
First graders play the game Show Me and use math software to practice place value.
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Worksheet
Curated OER

Addition: Up to 2-Digits Using Place Values

For Students 1st - 2nd
In this addition worksheet, students solve 9 problems in which two digit numbers are added with no regrouping. Students rewrite an addition sentence that is in horizontal format and stack the numbers in a place value chart.