Worksheet
Curated OER

Subtracting From a Multiple of 10

For Students 2nd
In this subtraction worksheet, 2nd graders are instructed how to subtract two digit numbers from multiples of 10 by counting on. There are two pages with 10 problems on each page.
Worksheet
Curated OER

Add Whole Numbers

For Students 4th - 5th
In this addition worksheet, students solve 6 problems in which larger numbers will be added with carrying. These are story problems. Students write the number sentence needed and solve.
Worksheet
Curated OER

Mental Math Skills

For Students 2nd - 3rd
In this mental math worksheet, students use a number line to count backwards and forwards, add doubles, add and subtract one, and add one-digit numbers. Students solve thirty problems.
Worksheet
Curated OER

Building a Computer

For Students 6th - 9th
In this computer activity, students read about computers and the definition of a computer. They build a simple computer using two rulers and learn to add numbers using the computer they build. They answer three critical thinking...
Worksheet
Curated OER

Know By Heart Addition Facts To 20

For Students 3rd - 5th
In this addition worksheet, students solve the 56 addition problems. They are each in groups of 8 and students record how many seconds it took to get each group done. The problems all involve adding 2 single digit numbers together. The...
Worksheet
Curated OER

Fun Math: Adding 1 and 2-Digit Numbers #3

For Students 2nd - 3rd
In this addition worksheet, students solve a total of 15 problems, adding 1 and 2-digit numbers. Problems are accompanied by pictures.
Worksheet
Curated OER

Adding Three Small Numbers

For Students 2nd
In this number sentence worksheet, 2nd graders complete 5 problems where they fill in the missing 3rd addend after being given 2 addends and a sum. 
Worksheet
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Addition Exercise #2

For Students 2nd - 3rd
In this addition worksheet, students complete a total of 30 problems, adding 2 and 3 digit numbers. Answers included on page 2.
Lesson Plan
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Using a Hundreds Chart

For Teachers 1st - 3rd
Youngsters participate in three activities using the hundreds chart. They will choose numbers to add up to one hundred. Whoever gets the most combinations wins. Two variations of the game are supplied.
Lesson Plan
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Sound/Story

For Teachers 9th - 12th
Students combine creativity with the rigor of careful editing by adding music to their story. It forces them to focus on how they communicate the meaning of their story to the listener.
Worksheet
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Tens and Ones

For Students K - 2nd
Learners view three problems involving adding or subtracting with ones and tens. Each problem is followed by an explanation and an answer as to how the problem should be done. Note: This resource contains incorrect grammar and could be...
Worksheet
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T. Smith Publishing

Halloween Add or Subtract

For Students 2nd - 4th Standards
A jack-o-lantern containing a ghost top this page, making it a seasonal addition to your math lessons. On it, your little goblins will practice addition and subtraction of three-digit numbers. A terrific tool when working on Common Core...
Worksheet
Helping with Math

Addition: Number Bonds to 20

For Students 1st - 3rd Standards
Pupils fill in the missing addend to an addition problem that adds up to 20. This number could be a one-digit or two-digit number. They complete a total of  41 missing addend problems. Answers are available.
Worksheet
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What Do You Think?

For Students 2nd - 3rd
In this estimating sums and differences worksheet, learners solve 6 problems in which the answer to a 3 digit addition or subtraction problem is estimated. Students then solve the problem for an exact answer. There will be carrying and...
Worksheet
Curated OER

Estimating Differences (Online Interactive)

For Students 3rd - 4th
In this estimating learning exercise, students solve 20 problems in which two or three digit numbers are subtracted after rounding. Students round each number and then give an estimated answer. This is an online interactive learning...
Worksheet
Curated OER

Addition Worksheet

For Students 1st - 2nd
In this addition worksheet, students add twenty pairs of two digit numbers. There is no regrouping involved in this worksheet, all answers for the ones and the tens columns are equal to or less than 9.
Worksheet
Curated OER

Addition Worksheet

For Students K - 1st
In this addition worksheet, students solve twenty single digit addition math problems. Students write their answers below the line of each problem.
Worksheet
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Adding Tenths

For Students 4th
In this mathematics worksheet, 4th graders identify what is missing from the whole 1 in each problem. Then they draw a number line from 0 to 2 with tick marks at every tenth place. Students also add each decimal and write their...
Worksheet
Curated OER

Adding One Digit Problems

For Students 1st
In this math worksheet, 1st graders find the sums to the problems using the operation of addition. The answers for them are found on page 4.
Interactive
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Noetic Learning Math Worksheet

For Students 3rd - 6th
In this addition worksheet, learners add numbers with decimals containing 3 digits. Students complete 8 addition problems and write the sums.
Worksheet
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Simple Addition Using Hundredths 2

For Students 3rd - 5th
In this addition with decimal tenths practice worksheet, students practice their computation skills as they solve 40 problems that require them to add 3 or 4-digit decimal numbers.
Worksheet
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Graphs to Represent a Data Set

For Students 3rd - 5th
By analyzing a word problem about hours worked in a week, scholars get valuable practice with bar graphs and data analysis. They read the scenario, then examine a table of data taken from it. The data includes four days and the...
Lesson Plan
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Book Title: You Can’t Buy a Dinosaur with a Dime

For Teachers 3rd - 4th
Students explore the concepts of multiple digit addition and subtraction. For this addition and subtraction lesson, students read the book You Can’t Buy a Dinosaur with a Dime and then discuss methods for solving a particular math...
Worksheet
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Money Addition

For Students 2nd - 3rd
In this money addition worksheet, learners add three digit numbers with three digit numbers. Students are given 20 addition problems to practice the skill.