Worksheet
Curated OER

Addition: Number Bonds to 40

For Students 2nd - 3rd Standards
For this addition and subtraction worksheet, students use their problem solving skills to solve 41 problems as they fill in the missing numbers in each of the problems.
Worksheet
Curated OER

Using Addition To Subtract

For Students 2nd
In this addition and subtraction worksheet, 2nd graders solve 9 subtraction problems and find the missing digit in 9 addition problems.
Worksheet
Curated OER

Subtractions

For Students Pre-K - 1st
In this early childhood subtraction practice worksheet, students use the pictured counters to solve 3 problems that require them to subtract 1 digit numbers.
Worksheet
Curated OER

Estimate Sums and Differences

For Students 6th
In this sums and differences worksheet, 6th graders solve 20 different problems that including the estimation of numbers in each one. They estimate the sum or difference found in each problem and write it in the space provided. Then,...
Worksheet
Curated OER

Adding - Written Questions

For Students 3rd - 5th
For this addition worksheet, students solve the 10 subtraction problems and write the answers in the boxes. The problems involve adding a 2-digit number to a 2-digit number. The answers are on the second page.
Lesson Plan
Curated OER

Finding Addition Patterns

For Teachers Pre-K - 2nd
Students practice finding the sums of two-one digit numbers. In this addition lesson plan, students also record facts onto an addition chart.
Lesson Plan
Curated OER

Tear + Net = Gross

For Teachers 2nd
Second graders find the net weight of a grocery item by weighing it with the tear. In this weight measurement lesson plan, 2nd graders bring in cans of food and watch a video about weight measurement. Students review the meanings of...
Worksheet
Curated OER

Crossword Puzzle: Decimals Vocabulary

For Students 6th
In this crossword puzzle:  decimals vocabulary worksheet, 6th graders fill in the puzzle using the clues and math vocabulary words.
Worksheet
Curated OER

Subtract From 15

For Students 2nd - 3rd
In this subtraction worksheet, students solve 8 problems in which a single digit is subtracted from 15. Students then solve 8 problems in which numbers are subtracted from 17.
Worksheet
Curated OER

What Could It Be?

For Students 3rd - 5th
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.
Lesson Plan
Curated OER

Study Buddies: Counting Back Tens and Ones

For Teachers 1st - 2nd
In this math worksheet, students will work with a coach to solve a problem in which they must subtract by counting back by tens and ones. Students will follow a step-by-step process and notes are provided for the coach.
Worksheet
Math Salamanders Ltd.

Adding 1s, 10s, 100s, and 1000s

For Students 3rd - 4th Standards
In this addition activity, students complete a 13-row chart. They start with three or four-digit numbers and add 1, 10, 100, or 1000 to each number to fill in the chart. The last four questions require subtraction because the initial...
Lesson Plan
Pennsylvania Department of Education

What Balances?

For Teachers Pre-K - 2nd
Students explore another meaning of subtraction as it pertains to the inverse of addition. In this what balances lesson plan, students identify the concept of subtraction as a balance. Students use subtraction facts to generate addition...
Lesson Plan
Curated OER

Math Stories 1

For Teachers 2nd
Second graders use technology to draw shapes or select pictues to represent an addition or subtraction equation. They also write the equation, and a story that matches the equations.
Worksheet
Curated OER

Add and Subtract Decimals

For Students 4th - 6th
In this decimal worksheet, students read about adding and subtracting, then complete a set of 31 problems, adding, subtracting, solving for values of expressions and solving equations.
Lesson Plan
Curated OER

Number Base Clocks

For Teachers 4th - 9th
Students investigate place value in base ten. In this number sense lesson plan, students participate in an online lesson plan at www.shodor.org/interactivate/activities/NumberBaseClocks and demonstrate how to convert numbers from base...
Lesson Plan
Curated OER

Subtracting With the Hundreds Place And Regrouping

For Teachers 3rd - 4th
Learners solve math problems involving subtracting with regrouping. They practice the steps for subtracting in the hundreds place with regrouping, through teacher guided practice. Independently, pupils complete story problems involving...
Worksheet
Curated OER

Dinosaur Addition

For Students Pre-K - 1st
In this math with counters worksheet, students use their math skills to solve the 3 problems that require them to add with 1 digit numbers.
Lesson Plan
Curated OER

Dream Car Math

For Teachers 9th - 12th
Students collect car cost comparison data from the "Car Wizard" web site to use as problem solving and for calculations related to math.
Worksheet
Curated OER

Addition and Subtraction, Multiplication and Division

For Students 4th - 5th
Students must use their mathematical reasoning skills in order to make four math statements true by filling in the boxes with the correct digits. Addition, subtraction, multiplication, and division problems appear.
Lesson Plan
Curated OER

Junk Yard Math

For Teachers 3rd
Third graders explore the process of place value and subtraction through regrouping and borrowing exercises. Several activities using manipulatives are utilized in the lesson.
Worksheet
Curated OER

Ten Subtraction Problems

For Students 4th - 6th
In this subtraction worksheet, students solve ten problems in which one digit numbers are subtracted. Some of the answers will result in negative numbers.
Worksheet
Curated OER

Addition and Subtraction Practice

For Students 3rd - 5th
In this addition and subtraction activity, students solve 5 problems set up in horizontal form, then solve 5 word problems. All problems add or subtract using 4 digit numbers.
Worksheet
Curated OER

The Math Lesson 24

For Students 1st
In this math skills worksheet, 1st graders enhance their addition and subtraction skills by solving the 20 pages of double digit equations.