Lesson Plan
Curated OER

Subtracting With or Without Regrouping - Lesson & Worksheet

For Teachers 2nd
Second graders analyze subtraction problems. In this subtraction lesson, 2nd graders examine how to subtract numbers with and without regrouping. Students work in teams to complete board races.  Assessment is provided.
Worksheet
Curated OER

Place-Value Puzzle

For Students 3rd - 5th
In this place value worksheet, students solve 8 problems that require them to compare numbers and fill in the blanks with numbers that make the number sentences true.
Worksheet
Curated OER

Four-Digit by Two-Digit Tenths (A)

For Students 4th - 5th
In this math learning exercise, students answer 36 multiplication problems. All of the problems involve a 4-digit number that is multiplied by a number with one decimal place.
Lesson Plan
Curated OER

Whole Numbers

For Teachers 6th - 8th
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.
Lesson Plan
West Contra Costa Unified School District

The Power of Ten: Building a Magnitude Model

For Teachers 4th - 5th Standards
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.
Lesson Plan
Primary Junction

Adding Tens

For Teachers 1st - 4th Standards
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...
Worksheet
Curated OER

Ordering Sets of Measures

For Students 3rd - 5th Standards
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...
Worksheet
Curated OER

Decimal Addition

For Students 4th - 6th
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...
Worksheet
Curated OER

Putting Numbers in Order, Numbers up to 100

For Students 1st - 2nd Standards
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...
Worksheet
Helping with Math

Multiplication: 2-digit x 2-digit - no regrouping

For Students 3rd - 5th Standards
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.
Worksheet
Curated OER

Multiplying by 100s sheet 2

For Students 3rd - 6th
In this multiplication worksheet, students multiply a one digit number by a number in the hundreds (200, 300, etc). Students complete 40 multiplication problems.
Worksheet
Helping with Math

Subtraction: 4-digit numbers

For Students 3rd - 5th Standards
Twenty four subtraction problems are displayed on this printable worksheet. 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...
PPT
Curated OER

Using Known Facts to Multiply and Divide Mentally

For Teachers 4th - 5th
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...
Lesson Planet Article
Curated OER

Place Value Lessons

For Teachers 2nd - 3rd Standards
Students can learn about place value using interesting lessons, activities, and games.
Worksheet
Curated OER

Over 5 digit number word problems

For Students 3rd - 6th
In this over 5 digit numbers worksheet, students complete word problems involving numbers over 5 digits having to do with measurement, place value, and more. Students complete 10 problems.
Worksheet
Curated OER

Rounding to the nearest ten

For Students 4th
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.
Worksheet
Curated OER

Three Digit Vertical Addition

For Students 2nd
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.
Worksheet
Curated OER

Place Value: Decimals

For Students 4th - 5th
In this place value instructional activity, students find the place value of underlined digits in decimal numbers. Answers are included on page 2.
Worksheet
Curated OER

Place Value: Value Of The Underlined Digit

For Students 1st - 3rd
In this place value worksheet, students write the value of the underlined digit for the two digit numbers given. Twenty one problems are given.
Lesson Plan
Curated OER

Problem Solving - Adding Whole Numbers

For Teachers 3rd - 5th
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...
Worksheet
Curated OER

Add Tens and Ones

For Students 1st - 2nd
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.
Worksheet
Helping with Math

Multiplication: 4-digit x 1-digit

For Students 3rd - 5th Standards
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.
Worksheet
Curated OER

Division: 4-Digit by 2-Digit

For Students 4th - 5th Standards
In this division worksheet, students complete 18 problems, dividing 4 digit numbers by 2 digit numbers. Worksheet includes link to answers and additional worksheets.
Worksheet
Curated OER

Unit 1, Worksheet 2, Calculator Worksheet

For Students 6th - 9th
In this calculator instructional activity, 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...