Curated OER
Two-Digit Subtraction With and Without Regrouping
Second graders subtract two-digit numbers. In this mathematics lesson, 2nd graders subtract both with and without regrouping. Students use manipulatives and place value mats to assist in problem solving.
EngageNY
End-of-Module Assessment Task: Pre-Calculus Module 4
Challenge your scholars to show what they know about the Law of Sines, Law of Cosines, and inverses. The six-question assessment is the last in a series of 16. Pupils find the area of triangles and show that the Law of Sines and Law of...
Curated OER
Add It Up In Number Ville! Adding 2-Digit Numbers With and Without Regrouping
Students explore adding 2-digit numbers. In this math lesson, students identify 2-digit numbers and use base ten blocks to practice adding. Students use addition to break a code.
Curated OER
Absolute Value Bingo
Students explore some different concepts in relation to using a number line for instruction. Given some number values, they graph the position on the number line. The instructional activity ends with them playing Bingo.
Curated OER
Ten by Ten
Learners participate in hands-on activities using a hundreds chart and counting toes and fingers. They discover the patterns that are created when counting by ten. After a lecture/demo, learners practice by using a worksheet embedded in...
Noyce Foundation
Apple Farm Field Trip
Monitor the growth of young mathematicians with a comprehensive addition and subtraction assessment. Using the context of a class field trip to an apple orchard, this series of four story problems allows children to demonstrate their...
National Security Agency
Integers: Quick, Fun and Easy To Learn
A good complement to any integers unit contains a three-day lesson plan about positive and negative integers, adding and subtracting integers, and how to find the additive inverse. Additionally, it provides all necessary worksheets and...
Common Core Sheets
Finding Percent of a Decimal
Math sleuths find ways to solve problems to the nearest hundredth. These worksheets enable them find the percent of a decimal and is great for practice/reinforcement of this skill.
Curated OER
Building Numbers
Fifth graders use place value clues to find a given number. In this place value lesson plan, 5th graders work with the MathKeys program using place value clues and base-ten blocks to build a number and determine its value.
Curated OER
Place Value for Whole Numbers
Fourth graders, in groups, explore place value for whole numbers. They explore how to use base-ten materials to make sense of place value in the tens and ones column. They also explore whole-number patterns by using base-ten materials.
California Education Partners
Summer Olympics
Quickly get to the decimal point. The last assessment in a nine-part series requires scholars to work with decimals. Pupils compare the race times of several athletes and calculate how much they have improved over time. During the second...
Curriculum Corner
“I Can” Common Core! 1st Grade Math
Any first grader can master the Common Core math standards with this checklist! With each standard rewritten as an affirmative I can statement, children are provide with clear goals to work toward throughout the school year.
Display an...
Curated OER
Place Value
Second graders use physical models to represent and demonstrate place value concepts by using base-ten blocks and hundreds charts. They compare numbers to see which number is smaller or larger and put numbers in order from smallest to...
Curated OER
Investigation - Who is Right?
Third graders investigate two mathematic scenarios and determine which is correct. They compare adding columns and places (such as the tens place, hundreds place, and so on) and familiarize themselves with how to add larger numbers.
Curated OER
Multiplication Magic
Investigate multiplication problem solving strategies by working with base 10 blocks. Learners decompose problems with a Merlin the Magician theme. Multiple resources are provided.
CCSS Math Activities
Smarter Balanced Sample Items: 8th Grade Math – Claim 2
Math can be a problem in eighth grade. Sample items show how problem solving exists within the eighth grade standards. Part of the Gr. 8 Claim 2 - 4 Item Slide Shows series, the presentation contains eight items to illustrate the...
Curated OER
Most and Least
Which one has the most? Each row has three sets of identical objects, and scholars compare the sets to determine which has the most or the least (they find the most for the first four and the least for the last four). One example is...
Illustrative Mathematics
Multiples of Nine
Which numbers are multiples of 9? Task class members to find the first ten multiples of 9 in a straightforward assessment learning exercise.
Curated OER
Decimals: Teaching Decimals in the Hundredths Place
Third graders examine place value in the hundredths place. They use decimals and money for understanding.
National Security Agency
Go One-on-One with Decimals
Shoot and score with three basketball-themed lessons about decimals. Young mathematicians compare game statistics, make trash can hoops, and play a data spinner game to practice identifying digits and values within decimal numbers.
Bob Prior
The Order of Operations
Your learners use many different number representations like positive and negative integers, exponents, radicals, and combinations of operations as they learn and strengthen their use of the order of operations. Thoughtfully organized to...
Curated OER
Rounding Decimals
Fourth graders engage in a lesson that is about the concept of rounding decimals. They review place value and focus it upon the practice of rounding. Students use 10 base decimal grids or models to help make connections with the skill.
Nuffield Foundation
Fractions, Decimals and Percentages
Mathematicians can embark on a math challenge. Fourteen pages of exercises for young algebra learners on fractions, decimals, and percentages let your students put their skills to the test.
Curated OER
Too Many Tens
Young scholars practice grouping in different ways by putting numbers up to 1,000 in the correct place value. In this place value lesson plan, students estimate items in a jar and then count them out by grouping them by 10s.