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Whole Numbers
Student are assigned one of the sections on whole numbers. After reviewing the content, they teach their assigned sections to other class mates. They publish their findings on a PowerPoint slide show to use when they teach their section.
West Contra Costa Unified School District
The Power of Ten: Building a Magnitude Model
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.
Primary Junction
Adding Tens
Build on your learners' confidence in quick addition as they discover strategies to add tens to two-digit numbers. After reviewing counting by 10's, they discuss tactics to add multiples of 10 to other numbers. They visualize how to...
Curated OER
Ordering Sets of Measures
Using numbers with varying units (money, length, volume, distance, weight), scholars put each set in order from least to greatest. There are five numbers in each set, and they are all whole numbers with units attached (numbers in each...
Curated OER
Decimal Addition
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...
Curated OER
Putting Numbers in Order, Numbers up to 100
Party with number balloons! Young learners study four groups of illustrated balloons with numbers on them, and write the numbers in sequence from smallest to greatest, or greatest to smallest. For extra fun, have them color the balloons...
Helping with Math
Multiplication: 2-digit x 2-digit - no regrouping
For those who are just starting out with multiplying multiple digits, this is an appropriate assignment. No regrouping is required as mathematicians find the product for 30 different problems. Answers are provided.
Helping with Math
Subtraction: 4-digit numbers
Twenty four subtraction problems are displayed on this printable activity. All of the problems involve taking a four-digit number away from a greater four-digit number. Regrouping is required in some cases. This nifty homework assignment...
Curated OER
Using Known Facts to Multiply and Divide Mentally
Building strong mental-math skills requires learners to have a strong number sense. They practice multiplying two and three-digit numbers in their heads using estimation or approximation. They estimate or round each number and then...
Curated OER
Place Value Lessons
Students can learn about place value using interesting lessons, activities, and games.
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Over 5 digit number word problems
In this over 5 digit numbers instructional activity, students complete word problems involving numbers over 5 digits having to do with measurement, place value, and more. Students complete 10 problems.
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Rounding to the nearest ten
In this rounding to the nearest ten worksheet, 4th graders round 15 two digit numbers to the nearest tens place by filling in the blank.
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Three Digit Vertical Addition
For this three-digit vertical addition worksheet, 2nd graders find the sums in 20 problems. They complete problems which involve regrouping in all three place values.
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Place Value: Decimals
In this place value instructional activity, students find the place value of underlined digits in decimal numbers. Answers are included on page 2.
Curated OER
Place Value: Value Of The Underlined Digit
In this place value worksheet, students write the value of the underlined digit for the two digit numbers given. Twenty one problems are given.
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Problem Solving - Adding Whole Numbers
In order to practice problem-solving skills, pupils work through a series of word problems. They each determine an answer and then share their thinking process with the class. This lesson demonstrates that there may be more than one way...
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Add Tens and Ones
In this finding the sum worksheet, students add two-digit plus two digit numbers in ones and tens place values with regrouping. Students solve 12 problems.
Helping with Math
Multiplication: 4-digit x 1-digit
As the title states, math whizzes multiply four-digit numerals by a single-digit. With 24 problems to solve and an answer key available, this is a handy tool for providing multiplication practice.
Curated OER
Division: 4-Digit by 2-Digit
In this division worksheet, students complete 18 problems, dividing 4 digit numbers by 2 digit numbers. Worksheet includes link to answers and additional worksheets.
Curated OER
Unit 1, Worksheet 2, Calculator Worksheet
In this calculator worksheet, students explore place value, standard notation, and exponential notation. They add, subtract, multiply and divide positive and negative integers with and without a calculator. This three-page worksheet...
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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...
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What Could It Be?
In this number sense worksheet, students examine a group of numbers from 1 to 7 digits and use these numbers to answer 9 fill in the blank problems regarding number sense and place value.
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Regrouping Ten Ones for One Ten
Young scholars explore regrouping. In this hands-on math place value lesson, students construct models using connecting cubes and place value mats to solve simple addition problems that require regrouping.
Curated OER
Johnny Appleseed Walkabout
Second graders calculate mileage for a journey. In this place value and measurement lesson, 2nd graders read Johnny Appleseed, work in groups to locate his birthplace on a map, locate the other states he stopped in, and measure the...