Worksheet
Curated OER

Addition and Subtraction

For Students 1st - 2nd
For this addition and subtraction worksheet, students add or subtract the single and double digit problems. Students solve 14 problems.
Worksheet
Math Salamanders Ltd.

Place Value: Tens and Ones

For Students 1st - 3rd Standards
In this place value learning exercise, learners complete 12 math problems by counting tens and ones. They then add the tens and ones values to create a two-digit number.
Lesson Plan
Pennsylvania Department of Education

Order, Order

For Teachers Pre-K - 2nd
Students use pictures to identify items as ordinal numbers. In this ordinal numbers lesson plan, students use the words "before" and "after" to identify the pictures as well.
Worksheet
Curated OER

Add 9 to a 2-Digit Number

For Students 2nd - 3rd
In this addition worksheet, students add 9 to a series of 2-digit numbers and increase given numbers by 9. An answer key and website reference are given.
Worksheet
Curated OER

Adding - Written Questions

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

3 Digit Addition with Regrouping

For Students 2nd - 3rd
In this math worksheet, students solve 20 problems in which 3 digit numbers are added with regrouping. There are no examples on the page.
Lesson Plan
Curated OER

Math Shortcuts

For Teachers 3rd - 7th
Looking for a different way to introduce long division? Need a shortcut for checking multiplication answers? Then this is for you! The multiplication method uses a quick trick to check for accuracy. The division method allows learners to...
Worksheet
Curated OER

Adding: Written Questions

For Students 2nd - 3rd
Sometimes, written addition problems can confuse students. In this addition worksheet, students find sums for 10 written questions such as: "Find the sum of 30 and 50."
Worksheet
Curated OER

Addition Word Problems to 20 Independent - Practice Worksheet

For Students 1st
First-grade mathematicians are encouraged to draw pictures to help solve ten word problems. Each of the problems will require your young counters to employ counting on strategies. The resource can be used for independent practice or...
Worksheet
Curated OER

What's the Sum?

For Students Pre-K - K
In this math worksheet, students read a poem called "What's the Sum?" Students complete the poem by adding one-digit numbers in each stanza.
Worksheet
Curated OER

Math Skills - Addition Review

For Students 3rd - 5th
In this addition worksheet, students add 5 sets of one to three digit numbers. Students determine which numbers in a word problem need to be added and they find the sum of those numbers.
Lesson Plan
Curated OER

Magic Tricks with Numbers

For Teachers 3rd - 5th
In this magic tricks with numbers worksheet, students learn three tricks involving addition, subtraction, multiplication and division of simple numbers as a magic trick.
Worksheet
Curated OER

Revise Subtraction (pg. 2)

For Students 4th - 5th
In this subtraction activity, 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

Addition Practice: Sum to 10

For Students K - 2nd
In this early childhood addition practice worksheet, students find the sum in 42 addition problems which require them to add 1 digit numbers to 1 digit numbers.
Worksheet
Curated OER

One-Digit Addition and Subtraction No Regrouping (C)

For Students 1st - 3rd
For this addition and subtraction practice worksheet, students sharpen their math skills as they solve 45 problems that require them to add and subtract 1-digit numbers. Students also answer 2 math word problems.
Worksheet
Curated OER

One-Digit Addition and Subtraction No Regrouping (G)

For Students 1st - 3rd
For this addition and subtraction practice worksheet, students sharpen their math skills as they solve 45 problems that require them to add and subtract 1-digit numbers. Students also respond to 2 math word problems.
Worksheet
Curated OER

One-Digit Addition and Subtraction No Regrouping (E)

For Students 1st - 3rd
In this addition and subtraction practice worksheet, students sharpen their math skills as they solve 45 problems that require them to add and subtract 1-digit numbers. Students also respond to 2 math word problems.
Worksheet
Curated OER

One-Digit Addition and Subtraction No Regrouping (D)

For Students 1st - 3rd
For this addition and subtraction practice worksheet, students sharpen their math skills as they solve 45 problems that require them to add and subtract 1-digit numbers. Students also respond to 2 math word problems.
Worksheet
Curated OER

One-Digit Addition and Subtraction No Regrouping (F)

For Students 1st - 3rd
In this addition and subtraction practice activity, students sharpen their math skills as they solve 45 problems that require them to add and subtract 1-digit numbers. Students also respond to 2 math word problems.
Worksheet
Curated OER

Algebraic Proofs for Repeated Digits

For Students 10th - Higher Ed
In this proof worksheet, students write two proofs for why they get repeated digits when following a series of math operations.  The solutions are provided.
Lesson Plan
Curated OER

Seeing Numbers In Tens And Ones

For Teachers 2nd
Second graders develop the skill of place values up to the tens place. They practice identifying the values of 2 digit numbers and writing the correlating values with counting. They use the example of money to make the lesson more...
Worksheet
Curated OER

One-Digit Addition; With Regrouping (B)

For Students 1st - 3rd
For this addition review worksheet, students use problem solving skills to solve 64 problems that require them to add 1 digit numbers with regrouping.
Worksheet
Curated OER

One-Digit Addition; With Regrouping (B)

For Students 1st - 3rd
In this addition review worksheet, students use problem solving skills to solve 100 problems that require them to add 1 digit numbers with regrouping.
Worksheet
Curated OER

Make 80

For Students 4th - 6th
In this addition worksheet, students solve 15 addition and subtraction problems using 2-digit numbers. The answers are on the second page.