Worksheet
Curated OER

Expanded and Standard Form

For Students 1st - 3rd Standards
Tens and ones, that's what this learning exercise is all about. Learners break down 6 numbers into their 10s and units, transpose 5 numbers from expanded to standard form, and write 5 numbers in word form. This would be a good learning...
Assessment
Los Angeles County Office of Education

Assessment for the California Mathematics Standards Grade 1

For Students 1st Standards
Here is an assessment designed to test mathematicians' knowledge of writing numbers, comparing numbers, skip counting, solving addition and subtraction problems; along with measuring objects, telling time, identifying shapes, reading...
PPT
Curated OER

Multiply and Divide by 10

For Teachers 4th - 5th
When you multiply a number by a 10 or 100, you simply move the decimal over by one or two spaces. Teach this trick to your class with this well-organized and straightforward resource. The concept is shown through several examples and...
Lesson Plan
Primary National Strategy

Ordering and Counting

For Teachers K - 2nd Standards
Are you in need of a 5-day unit intended to teach little learners how to count to 20? This is a well-structured complete set of lessons which employ a variety of methods to instruct learners about various ways to count from 1 to 20. They...
Lesson Plan
Curated OER

Counting, Properties of Numbers, and Reasoning about Numbers

For Teachers K - 3rd
Five days of lessons develop number sense and counting patterns, including odd and even numbers, 5s and 10s, doubles, and ways to make 10. Each session opens with fun finger play to reinforce counting and reasoning about numbers. Various...
Unit Plan
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Curated OER

Plate Tectonics: First Grade Lesson Plans and Activities

For Teachers 1st Standards
A set of first grade geology lessons focuses on plate tectonics and movement of plate boundaries. During the pre-lab, learners experience three types of plate movement through a kinesthetic demonstration. The lab...
Unit Plan
1
1
Curated OER

Plate Tectonics: Third Grade Lesson Plans and Activities

For Teachers 3rd Standards
Third graders examine plate movements and boundaries with a lab that demonstrates how volcanoes and earthquakes are formed. It presents different types of stresses an object can withstand through a hands-on...
Worksheet
Curated OER

Tens and Units

For Students 3rd - 5th
In this math worksheet, students create tally data tables to practice counting by tens. They also could extend the activity to create number sentences.
Worksheet
Curated OER

Mentally Add Larger Numbers

For Students 2nd - 4th
Using what they know about adding 10s and 100s, learners attempt to mentally solve 18 addition problems. Each problem requires them to think of the nearest 10 or 100, add them together, then add the remaining units.
Printables
Have Fun Teaching

Base 10 Blocks

For Teachers Pre-K - 4th Standards
Base ten blocks are a great tool for teaching young mathematicians about a number of math concepts, unfortunately they aren't always available to teachers. That is, until now. This printable resource allows all...
Worksheet
Curated OER

Place Value Blocks

For Students 2nd - 4th
Flats, rods, and units are used to show what place value actually represents. Learners assess each image, writes the number of flats, rods, and units displayed then write the whole number each image represents. There are 5 problems to...
Worksheet
Helping with Math

Identifying and Writing Decimals up to Hundredths

For Students 4th - 5th Standards
Five sets of blocks representing whole units, tenths, and hundredths are grouped so that learners can evaluate the total values. This provides practice with place value and the use of decimals. Answers are included. The brevity of this...
Worksheet
Curated OER

Hundreds, Tens, and Units (1)

For Teachers 3rd - 4th
For this counting units worksheet, students use the unit square blocks to practice counting place values for hundreds and tens numbers.
Worksheet
Curated OER

Dividing by Tens

For Students 5th Standards
Are there tricks to dividing by multiples of 10? All of these two-digit divisors are multiples of 10, and every dividend is a three-digit number. Young mathematicians solve the first eight using fraction remainders and the last eight...
Lesson Plan
Curated OER

Tens! Hundreds! Thousands!!! of Tons

For Teachers 5th
Fifth graders take a close look at the types of ships that travel through the Hudson River Valley on the Hudson River. They utilize worksheets embedded in the plan in order to answer questions about exactly what is being shipped, and how...
Worksheet
Raytheon

Adding and Subtracting Decimals

For Students 5th - 7th
For this adding and subtracting decimals instructional activity, students add and subtract numbers with decimals in word problems. Students complete 12 word problems.
Worksheet
Open Text Book Store

Arithmetic for College Students: Worksheets

For Students 5th - 7th Standards
Loaded with concepts ranging from multiplying decimals to converting units to solving problems using the order of operations, a thorough practice packet is perfect for a fifth or sixth grade math classroom.
Lesson Plan
Curated OER

Place Value - What Is the Value of the Place?

For Teachers 2nd Standards
Second graders build number sense in an activity that requires the matching of base 10 representations to numbers. It is the teachers responsibility to gauge student understanding and involvement while class members work in groups.
Handout
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West Contra Costa Unified School District

Adding Numbers

For Students K - 6th Standards
Support math instruction at home with a helpful reference sheet designed for parents. Three pages cover the subject of addition with written details and labeled pictures. 
PPT
Curated OER

Who Wants to Be a Champion: Place Value

For Teachers 2nd - 3rd Standards
Explore place value using this fun and motivating game. Learners identify numbers using blocks of tens and hundreds, convert to expanded and standard forms, answer word problems, and more! This is a colorful and comprehensive way to...
Lesson Plan
West Contra Costa Unified School District

Adding by finding 10's

For Teachers 1st - 2nd Standards
Count with ten frames in a first grade addition lesson. Kids determine how to identify numbers on a number line, as well as with ten frames, and complete ten frames to show their answers in several addition problems.
Unit Plan
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Curated OER

Plate Tectonics: Sixth Grade Lesson Plans and Activities

For Teachers 6th
Here is a set of pre-lab, lab, and post-lab lesson plans on plate tectonics. After completing the previous labs on volcanoes and earthquakes, sixth graders use the gained knowledge to explore plate boundaries and the movement of...
Worksheet
Curated OER

Liquid Volume and Mass Word Problems

For Students 3rd - 5th
As your scholars become comfortable with liquid mass and volume units, give them these addition and subtraction word problems to help apply the skill. There are no conversion or fraction skills involved. After solving four word problems,...
Lesson Plan
Curated OER

Seeing Numbers In Tens And Ones

For Teachers 2nd
Second graders develop the skill of place values up to the tens place. They practice identifying the values of 2 digit numbers and writing the correlating values with counting. They use the example of money to make the instructional...