Worksheet
Curated OER

Missing Digit Operations (M)

For Students 3rd - 4th
For this missing digit worksheet, students fill in two digits in each of 30 mixed operation problems. They place the numbers in addition, subtraction, multiplication, and division problems.
Worksheet
Curated OER

Missing Digit Operations (F)

For Students 4th - 5th
in this missing digits worksheet, students solve 30 problems in which the two missing digits are filled in to complete the addition, subtraction, multiplication or division equation.
Worksheet
Curated OER

Money Subtraction (J)

For Students 3rd - 4th
In this subtracting money worksheet, students subtract three-digit numbers in increments of two cents with some regrouping. Students solve 20 problems.
Worksheet
Curated OER

Properties of Addition and Subtraction

For Students 3rd - 4th
In this using properties to solve word problems, learners find the sums and differences of two-digit numbers using the zero property and the order property of addition to problem solve. Students solve six problems.
Worksheet
Curated OER

Addition and Subtraction Mix--Level 3 Mix

For Students 3rd
Simple addition and subtraction is the focus of this worksheet which has students solve 100 addition problems and 100 subtraction problems involving single and double digit numbers.
Lesson Plan
Curated OER

Subtraction Relay

For Teachers 2nd - 4th
Students play a team subtraction game, subtracting two-digit numbers and using addition to check their subtraction. They solve subtraction problems at the board while the team solves the same problem in their seats.
Worksheet
Curated OER

Subtraction: Two Digit By One Digit With Regrouping

For Students 3rd Standards
In this subtraction activity, 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.
Lesson Plan
Curated OER

Subtraction Shopping

For Teachers 3rd - 5th
Students subtract two digit numbers. They check each other's answers for accuracy.
Worksheet
Curated OER

Addition

For Students 3rd
In this addition worksheet, 3rd graders practice solving 10 addition problems involving 2-digit whole numbers. Students put their answers in the shapes provided.
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.
Worksheet
Curated OER

Addition and Subtraction Mix--Level 1 Mix

For Students 1st
Simple addition and subtraction is the focus of this worksheet which has students solve 100 addition problems and 100 subtraction problems involving single and double digit numbers.
Worksheet
Curated OER

Addition and Subtraction Mix--Level 2 Mix

For Students 2nd
Simple addition and subtraction is the focus of this worksheet which has students solve 100 addition problems and 100 subtraction problems involving single and double digit numbers.
Worksheet
Curated OER

Single Digit Division And Multiplication Practice

For Students 3rd
In these multiplication and division worksheets, 3rd graders solve single digit problems. Students complete 100 multiplication and 100 division problems with no remainders for mastery.
Lesson Plan
Curated OER

MathKeys Software "Unlocking Whole Numbers, Vol. 11(Place Value for Four Digit Numbers)"

For Teachers 3rd
Third graders explore the place values of four digit numbers by writing four digit numbers and examining the effects of rearranging the numbers' digits. They practice making their four digit number with base-ten blocks then rearrange the...
Worksheet
Curated OER

Addition and Subtraction 1

For Students 3rd
In this addition learning exercise, 3rd graders solve 10 addition math problems involving 2, 3 and 4 digit numbers. Students write their sums on the learning exercise.
Worksheet
Curated OER

Estimating Differences (Online Interactive)

For Students 3rd - 4th
In this estimating worksheet, 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 worksheet.
Worksheet
Math Worksheets Land

Add and Subtract to 100

For Students 1st - 2nd Standards
Give your scholars some basic practice with addition and subtraction problems. Because the answers are explained at the bottom, consider projecting this and covering up the bottom, revealing only after class responses have been shared....
Lesson Plan
Curated OER

Add or Subtract Whole Numbers Up to 1000

For Teachers 3rd - 4th
Elementary schoolers solve practice problems on the board and are shown how to line up the numbers for addition. They solve various addition problems in small groups. Everyone continues the same process for solving subtraction problems.
Worksheet
Curated OER

Add and Subtract within 20

For Students 1st - 2nd
Here is a more interesting way to practice addition and subtraction number sentences. Learners complete two sum boxes, adding across and down then totaling for a final sum. They do the same with subtraction in two more boxes. Finally,...
Lesson Plan
Curated OER

Multiplication Mania

For Teachers 3rd - 5th
Pupils multiply by one-digit whole numbers.
Lesson Plan
Curated OER

The Weight of Primates

For Teachers 2nd
Second graders practice their problem solving skills. In this addition and subtraction skills lesson, 2nd graders solve word problems that require them to find differences and sums. This lesson features the use of a video titled...
Worksheet
Curated OER

Add and Subtract Two-Digit Numbers

For Students 2nd
Learners complete two double-digit problems, one addition and the other subtraction. They also determine the missing addend in two additional problems. An explanation as to how to solve both problems is included. 
Worksheet
Curated OER

Subtraction: Two Digit by Two Digit - No Regrouping

For Students 2nd Standards
In this subtraction worksheet, 2nd graders find the differences in 30 two digit by two digit problems in which they do not have to regroup.
Lesson Plan
Curated OER

Two-Digit Subtraction With Regrouping

For Teachers 2nd - 3rd
Students practice their subtraction skills by solving 2 digit subtraction equations the teacher lists on the board. In this subtraction with regrouping lesson, students use the regrouping method to solve the 2-digit subtraction equations.