Worksheet
Curated OER

Abacus Work

For Students 4th - 6th
In this abacus worksheet, learners use abacus pictures to determine 5-digit sums. In this fill in the blank worksheet, students write eight answers.
Worksheet
Curated OER

Subtraction: Two Digit By One Digit With Regrouping

For Students 3rd Standards
In this subtraction worksheet, 3rd graders find the differences to 30 problems in which they subtract a one digit number from a two digit number. They regroup as needed.
Worksheet
Curated OER

Subtraction: One Digit from Two Digits With No Regrouping

For Students 3rd Standards
In this subtraction worksheet, 3rd graders find the differences to 30 problems in which they subtract a one digit number from a two digit number. They regroup as needed.
Worksheet
Curated OER

Sums

For Students 1st - 3rd
In this addition instructional activity, learners solve 12 problems in which two digit numbers are added, both with and without regrouping.
Worksheet
Curated OER

Adding

For Students 1st - 2nd
In this addition activity, students add together 4 addition math problems with single digit whole numbers. Students write their answers in the boxes provided.
Worksheet
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One Digit Addition With Regrouping

For Students 2nd - 3rd
In this one digit addition instructional activity, students solve a total of 64 problems, all adding one digit numbers together with regrouping.
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

Fun Math Worksheet: Adding Larger Numbers

For Students 3rd - 4th
In this addition worksheet, learners solve 12 problems in which five digit numbers are added. There will be carrying on this page. There is an animal picture by each problem.
Interactive
Curated OER

Addition: Exercise 4

For Students 2nd - 4th
In this addition worksheet, students add one digit numbers without having to carry over. There are thirty problems to solve. Students can complete this online and submit the answers.
Worksheet
Math Salamanders Ltd.

Column Addition - 5 Digits Sheet 3

For Students 3rd - 4th Standards
In this column addition instructional activity, students complete a set of 12 problems, adding four and five-digit numbers. A reference website is given for additional activities.
Worksheet
Math Salamanders Ltd.

Addition: Adding On Ones 1

For Students 2nd - 3rd Standards
In this addition and ones worksheet, students complete 30 problems by adding a different number of ones to a two-digit number.
Interactive
Handwriting For Kids

Addition: Math 5

For Students 1st - 2nd
For this online addition worksheet, students solve the 30 single digit addition problems. Students enter their answers in the boxes and click submit.
Worksheet
Math Salamanders Ltd.

Column Addition - 4 Digits Multi-Addends Sheet 1

For Students 3rd - 4th Standards
For this addition worksheet, students complete a total of 12 problems, adding three and four-digit numbers. A reference website is given for additional activities.
Lesson Plan
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Investigation - Who is Right?

For Teachers 3rd
Third graders investigate two mathematic scenarios and determine which is correct. They compare adding columns and places (such as the tens place, hundreds place, and so on) and familiarize themselves with how to add larger numbers.
Worksheet
Curated OER

Multiplying

For Students 3rd - 4th
There is a step-by-step example here to help young multipliers solve 12 equations, all of which have one 2-digit and one 1-digit factor. The method displayed encourages breaking the two-digit number into tens and ones, multiplying each...
Worksheet
Curated OER

Building Twenty

For Students 2nd - 3rd
In this math instructional activity, students think of as many addition problems as they can where 3 digits add up to be 20. Students record their equations on this chart.
Worksheet
Curated OER

Mentally Add Larger Numbers

For Students 2nd - 4th
Using what they know about adding 10s and 100s, learners attempt to mentally solve 18 addition problems. Each problem requires them to think of the nearest 10 or 100, add them together, then add the remaining units.
PPT
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Number Bonds

For Teachers 1st - 2nd
Being able to recognize number bonds that make 10 is a great way to help learners add 3 digits together. First they make 10 by adding two numbers together, then they assess 3 digit addition sentences, where they make 10 first then add-on...
Worksheet
Curated OER

Fourth of July Addition and Subtraction

For Students 2nd - 3rd
What is Thomas Jefferson signing? Focus on American history with this cross-curricular math puzzle. Learners utilize addition and subtraction skills to solve the mystery of the Fourth of July. All numbers are 3-digit, and there are no...
Worksheet
Curated OER

Math in English Skills I Exercise Book: Addition and Subtraction

For Students 1st - 6th
Whether your pupils need extra help or they simply need to practice their basic computation skills, this packet will do the trick. It includes a written rationale, answer key, and over 10 pages of double-digit addition and subtraction...
Worksheet
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Adding Single-Digit Doubles

For Students 2nd - 3rd
In this doubles addition worksheet, students solve 20 problems adding single-digit doubles, determine which doubles add up to given sums and add 10 "near doubles." A website reference for additional resources is provided.
Worksheet
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Adding 9's (A)

For Students 1st - 2nd
In this addition worksheet, students solve 40 problems in which the number 9 is added to a single digit. This could be used as a timed drill.
Worksheet
Curated OER

Add a 2-Digit Number and a 1-Digit Number

For Students 2nd - 3rd
In this 1 and 2 digit numbers worksheet, students solve the addition word problems by adding the 1-2 digit number equations in the six word problems.
Worksheet
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Mental Arithmetic--Adding to Thousands

For Students 3rd - 4th
In this adding to thousands worksheet, students mentally add 12 problems as fast as they can without using paper and only writing down their answers. Students solve 3 additional addition problems and then explain what method they used to...