Curated OER
Add and Subtract
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...
EngageNY
Fraction Multiplication and the Products of Decimals
Class members come up with a hypothesis on the number of decimal digits in the product of two decimals. Learners work in groups to complete several decimal multiplication problems. The results help groups develop a conjecture on the...
New Zealand Ministry of Education
Addition and Subtraction Pick n Mix
Teach your class how to mentally solve whole number addition and subtraction problems using compensation from tidy numbers including equal additions. They use appropriate recording techniques and predict the usefulness of strategies for...
Illustrative Mathematics
Number of the Day
Daily routines not only help to manage classrooms, they can also provide learners with rich opportunities for learning. This activity supports young learners in developing their number sense by counting up the school days on a class 100...
Curated OER
Tens and Ones with Unifix Cubes
Use Unifix Cubes to make math more tangible for your young pupils! A simple activity will get learners talking and collaborating...and all about MATH! In partners, learners pick a number card (these are provided, and can be simply cut...
EngageNY
Summarizing a Distribution Using a Box Plot
Place the data in a box. Pupils experiment with placing dividers within a data set and discover a need for a systematic method to group the data. The 14th lesson in a series of 22 outlines the procedure for making a box plot based upon...
Curated OER
Place Value, Mileage, Numbers as Words and Number Lines
In this math skills review worksheet, students solve 22 problems pertaining to place value, reading an odometer on a car, writing numbers from word names and place value. This page is intended to be an online activity, but can be...
Curated OER
Expanded Form (G)
After reviewing how to write numbers in the expanded form, give learners the opportunity to practice their new skill. This worksheet has 12 three-digit numbers for them to asess and compose in expanded form.
Curated OER
Place Value Subtraction
In this subtraction activity, students sharpen their math skills as they solve 40 problems that require them to subtract using 3-digit numbers.
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.
Curated OER
Three-Digit Addition
Students work with hundreds place value, create and manipulate three-digit addition problems, and add three-digit numbers.
Curated OER
Playdough Numbers
What a fun way for youngsters to practice numbers! Using Playdough (or another type of moldable dough, which can be made at home easily), learners create lengths to place over large number cards, tracing the numbers 1-10. Then, they...
Curated OER
Problem Solving: 100 Board Logic Problems
Get mathematicians engaged with number terminology using this puzzle activity! Learners determine the selected number from a hundred board by eliminating numbers using clues. As a group, each learner has a specific role, outlined in the...
Beacon Learning Center
Ten Pins
Multiplying with multiples of 10, 100, and 1,000 provides an opportunity to discuss patterns that arise with zeros. The class uses these patterns to solve problems. Then they rotate through three work stations, including a computer-based...
EngageNY
Decimal Expansions of Fractions, Part 1
Is it possible to add infinitely long decimals? As pupils complete the examples in the ninth lesson of this 25-part series, they determine that adding these decimals cannot be done without error. Their task is then to determine the size...
PHET
Make a Ten
Rate the resource as a perfect 10. Pupils use an interactive to help add and subtract numbers. They first explore how to express whole numbers using hundreds, tens, and ones, then explore how to add whole numbers by combining to make...
Lane Community College
Review Sheets: Basic Mathematics 2
A good mix of Pre-Algebra problems, learners tackle everything from proportions and equations, to polygons and circles. The sections are broken up by topic with a list of the skills that are required to complete the questions.
New Mexico State University
Monster School Bus
Load up the bus. Pupils play a game where they control a bus to pick up a certain number of monsters for school. Learners develop strategies to make sure they have a full load and score the most rewards. As scholars work through the...
Curated OER
I Am The Greatest
Students work with the place value of given digits. In this place value lesson, students use a deck of number cards to find the greatest number when they draw three cards from the deck. They arrange the the digit from greatest to least.
Curated OER
Comparing and Ordering Greater Numbers
Young scholars line up the digits of the numbers they are comparing in the correct manner. In this comparing numbers lesson, students learn to line numbers up correctly on a place value chart before comparing them. Young scholars then...
Curated OER
Place Value Sequences (1)
In this number sequence activity, students study the given sets of numbers and then continue each sequence by writing in the next 2 terms.
Curated OER
One Vs. One Hundred
Learners explore the concept of place value. They differentiate between digits and their values as it related to addition and subtraction. Through the use of technology and manipulatives students investigate the place value of digits by...
Illustrative Mathematics
How Many Colored Pencils?
Support young mathematicians' interpretation of place value in order to multiply single-digit numbers by 10. The task builds upon and enhances a learners' understanding of place value, a second grade skill, while introducing them 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.