National Security Agency
Borrowing from Our Neighbors
Young mathematicians explore two-digit subtraction. They will investigate multiple ways to subtract numbers involving regrouping. Resources are provided.
Curated OER
Investigation - Representing Place Value
Third graders demonstrate models to represent a 3 digit counting number. They use manipulative materials to represent place value in whole numbers. Students represent numbers in expanded notation.
Curated OER
100 Stamps for 100 Days
Second graders count by 2's to get to 100. For this counting lesson plan, 2nd graders use the program Kid Pix to create stamps two at a time until they get to 100.
Curated OER
Whole Number Game Time
First graders play math games to develop a better understanding of whole numbers. They represent and use whole numbers up to 100. They estimate how many times they would have to roll two dice before they would get to 100 and record...
Los Angeles County Office of Education
Assessment For The California Mathematics Standards Grade 4
Have scholars show what they know with a 20-page assessment aligned to the California State Standards. The test covers concepts such as large and whole numbers, all four mathematical operations, fractions, decimals, geometric figures,...
EngageNY
Percent Increase and Decrease
Increase the percent of pupils that are fluent in solving change problems with an activity that asks class members to look at problems that involve either increases or decreases and to express the change in terms of the percent of the...
Los Angeles County Office of Education
Assessment for the California Mathematics Standards Grade 3
Assess scholars' knowledge with a 22-page assessment that covers place value, patterns, probability, estimation, measurement, geometric figures; and their ability to add, subtract, multiply and divide proficiently.
EngageNY
Percent of a Quantity
Visualize methods of finding percents. Classmates find a percent of a quantity using two methods including a visual model in the 26th lesson in a series of 29. By the end of the lesson, scholars find percents given a part and the whole...
CCSS Math Activities
Smarter Balanced Sample Items: 8th Grade Math – Claim 3
Communication is the key. A dozen sample items require scholars to communicate their reasoning involved in arriving at a solution. The PowerPoint from the Gr. 8 Claim 2 - 4 Item Slide Shows series uses a variety of content to illicit...
Curated OER
Reading and Writing Numbers up to Thousands
Budding math analyists look at 4-digit numbers that are broken down by thousands, hundreds, tens and units. They write each number in words and represent them using their unifix cubes of base 10 blocks. There are two problems to complete...
Helping with Math
Identifying and Writing Decimals up to Hundredths
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...
Curated OER
Place Value Made Simple
Elementary schoolers explore place value to the millions place. They construct and evaluate the value of numbers. Working in small groups, pupils problem solve with pocket place value charts, and examine standard and expanded forms. This...
Curated OER
Counting with Base - Ten Models
Help your kids develop strategies for counting. In this base-ten lesson plan, learners use matching cards, base 10 blocks, and dry erase markers and boards to examine the base 10 counting system.
Alabama Learning Exchange
Place Value Party
Help your young mathematicians master three-digit place value with a hands-on activity that builds on their social orientation. They create a place value house from construction paper and sort "number friends" according to which house...
Curated OER
It Has Been Rubbish For Years
Students are presented with the problems of percentages and focus upon numbers in contrast to 100. They calculate problems with money and are engaged with the use of games as a teaching tool. Students also interpret data as presented in...
Math Centre UK
Fractions
Reinforce fraction instruction with an informative instructional activity equipped to provide independent practice, as well as guidance and modeling. Support is provided to boost proficiency in finding equivalent fractions, and adding,...
Youthlinc
Financial Literacy: Money Attitudes Lesson Plan
Going once, going twice, sold! An auction provides class members with an opportunity to examine their attitudes toward money. After bidding on and purchasing items, individuals complete an attitude survey and then identify a goal that...
Fuel the Brain
Representing numbers and Separation (subtraction)- Result Unknown
Your learners will follow the given directions by drawing 3 shirts on the clothesline provided, and then by subtracting 1 that fell off to give the new number.
K-5 Math Teaching Resources
Base Ten Hundreds Flats (4 per Page)
Looking for a base 10 hundreds flat? Look no further! Here, you'll find four base 10 hundreds flats with space to write under each model.
Curated OER
Representing Numbers Using Scientific Notation
Learners explore the concept of scientific notation. In this scientific notation lesson, mathematicians discuss how multiplying by a power of 10 affects the decimal. They play Powers of 10 Yahtzee. Students roll a die five times and each...
Curated OER
Earth Day Number Sense
Elementary schoolers count and order objects using numbers 1-300. They bring recyclable items from home. Students group the items, skip count by 2's, 3's, and 5's, and arrange the items on a number line. Recyclable plastic bags are put...
Curated OER
Make a 100
Second graders develop an understanding of 100 and the quantity for which it stands and examine the relationship between 100 and 10 by estimating the number of jelly beans in a jar.
Armory Center for the Arts
Place Value Collage
How can art represent math? Use a lesson on place value collages to illustrate the different meanings that numbers have in their designated places. Kids observe photographs and paintings that show place value, then work on their own.
West Contra Costa Unified School District
Decimals and Fractions
Reinforce the concept of fractions and decimals as part of a whole with a instructional activity that begins with a mixed review, then goes into a three problem guided practice, and ends with a collaborative activity. The guided practice...