Organizer
Curated OER

Santa's List Sums

For Students 3rd
In this two-digit addition worksheet, 3rd graders add 17 sets of two-digit numbers and write each sum. A 3-part bonus question requires students to add all 17 numbers together.
Worksheet
Curated OER

Revise Subtraction (pg. 2)

For Students 4th - 5th
In this subtraction worksheet, the students figure out 14 subtraction problems using regrouping, decimals, positive and negative numbers. The students must tell if the problems are true or false.
Worksheet
Curated OER

Subtracting Two-Digit Numbers

For Students 2nd
For this subtraction worksheet, 2nd graders practice subtracting two-digit numbers by crossing out and regrouping. Students complete 4 subtraction math problems.
Worksheet
Curated OER

Order O Order Two-Digit Numbers to 100

For Students 2nd - 3rd
In this ordering numbers activity, students solve 12 problems in which the missing number in a sequence is filled in. Students use the number lines to determine the number what comes before, between or after.
Interactive
Curated OER

Complete the series: 101

For Students 2nd - 3rd
In this complete the series worksheet, students write the numbers before and after the three digit number 101. Students write in 2 numbers.
Lesson Plan
Curated OER

The Multiplier (small 2-digit by 1-digit numbers)

For Teachers 2nd
Second graders study digits in 2- or 3-digit whole numbers. They write and solve story problems which involve whole numbers, using addition, subtraction, multiplication, or division.
Interactive
Curated OER

Word problems involving number relationships

For Students 9th
In this Algebra I worksheet, 9th graders solve word problems in one variable that are based on relationships in numbers.  The one page worksheet contains thirty problems.  Answers are not provided. 
Lesson Plan
Curated OER

Solve Story Problems: Sold! A Mathematics Adventure

For Teachers K - 2nd
Young mathematicians listen to the book Sold!: A Mathematics Adventure by Nathan Zimelman where they encounter ways to solve story problems. They then create and solve start unknown addition and subtraction equations. Resource builds in...
Lesson Plan
Curated OER

Math Lesson Plan : Finger Counting

For Teachers 1st - 2nd
Create a class of mathematics master. They practice addition to ten until they have mastered the skill. They use their hands to add numbers and eventually find the missing addend to make a sum of 10. They also subtract a single digit...
Lesson Plan
Curated OER

What's That Number? 1-Digit Addition and Subtraction

For Teachers 1st - 2nd
In this subtraction and addition worksheet, young scholars fill in missing numbers in problems necessary to arrive at given answers. All problems use 1-digit numbers only.
Worksheet
Curated OER

A Place for Each Number

For Students 3rd
In this number sense worksheet, 3rd graders look and analyze 4 different shapes joined together with a box of specific numbers next to them. Students read 11 clues and place each number in the right shape.
Worksheet
Curated OER

Writing Ratios Worksheet

For Students 3rd - 5th
In this ratios learning exercise, students write ratios that represent the one and two digit numbers in the word problems. Students complete 7 ratios.
Worksheet
Curated OER

Expanded Form (E)

For Students 2nd - 3rd
Put the power of place value in the hands of your eager learners. They assess 12 four-digit numbers and write each in its expanded form. 
Worksheet
Curated OER

Quiz: 3 and 4 Digit by 4 Digit Multiplication

For Students 3rd - 5th
In this multiplication instructional activity, student solve ten problems involving three and four digit numbers by four digit numbers. Students write their answers on the instructional activity.
Worksheet
Curated OER

Multiplying with 2

For Students 2nd - 4th
In this multiplication activity, students multiply one digit numbers times the number 2. Students solve 100 problems and write the answer.
Worksheet
Curated OER

Write the Equations

For Students 1st - 2nd
In this writing equations to problem solve learning exercise, students read the addition and subtraction problems, write the one-digit and two-digit equations, and solve without regrouping. Students solve 15 problems.
Unit Plan
Common Core, Inc.

Multi-Digit Whole Number Subtraction

For Teachers 3rd - 4th Standards
A thorough exploration into subtracting multi-digit numbers, this series of lessons is an excellent way to guide learners of any skill level. With a step-by-step lesson plan and straightforward assessment tools, kids are sure to...
Worksheet
DK Publishing

Times Tables for Division #5

For Students 2nd - 4th Standards
Reinforce basic division skills with 60 division drills. Each problem divides a two-digit number by a one-digit number, and provides a space for third graders to write their answers. Use the activity as a timed test in class or as an...
Worksheet
Curated OER

Beginning to Add Decimals Mentally

For Students 1st - 3rd
In this addition worksheet, learners solve ten math problems in which they add a single digit number and a decimal number. Students solve these problems in their head and write the answers in the boxes. The answers are available on the...
Lesson Plan
Curated OER

Place Value & Picasso

For Teachers 3rd - 5th Standards
Place value to the millions is the focus of this math lesson. Third and fourth graders investigate multiple ways to represent a number. They examine place value while studying factual information about Pablo Picasso. Resources are provided.
Lesson Plan
Alabama Learning Exchange

Finding Prime

For Teachers 5th - 7th Standards
Fifth and sixth graders explore prime numbers. They work with a partner to build rectangular arrays using twelve tiles. Factor pairs are noted and recorded on graph paper. Pupils construct rectangular arrays with a prime number and...
Lesson Plan
Curated OER

Planetary Place Value

For Teachers 3rd - 4th
Third graders explore place value to the ten thousands place. This incredibly thorough, 24-page lesson has learners construct, order, and compare numbers to 9,999. This three-day lesson includes reteaching and extension activities...
Lesson Plan
Curated OER

Ordering Greater Numbers

For Teachers 3rd
Third graders identify the place value of greater numbers. In this number sense lesson, 3rd graders use a place value chart to properly write a specific number. Students read the number and use the place value map for reinforcement.
Lesson Plan
Curated OER

Multiply It!

For Teachers 3rd
Third graders solve number sentences involving the multiplication of several single digit numbers. They combine the numbers in an order that makes it easier to perform the calculation mentally. Students recall basic multiplication facts....