Worksheet
Curated OER

Addition and Subtraction

For Students 1st - 2nd
In this addition and subtraction practice worksheet, students use their math skills to solve 22 problems that require them to add and subtract with 1 and 2 digit numbers horizontally.
Worksheet
Curated OER

Mixed Addition and Subtraction

For Students 1st - 2nd
In this addition and subtraction practice instructional activity, students use their math skills to solve 26 problems that require them to add and subtract 1 and 2 digit numbers horizontally and vertically.
Worksheet
Curated OER

Two-Digit Numbers: 10 More or 10 Less

For Students 1st - 2nd
Complete the sequence by adding or subtracting 10! Although the instructions are slightly vague, the idea is that learners are given a starting number and fill in four sequential numbers by either adding or subtracting 10. The first four...
Worksheet
Curated OER

Boxes of Patterns- Following the Rule in Addition and Subtraction Patterns

For Students 2nd
In this addition and subtraction pattern enrichment worksheet, 2nd graders follow the given rule to fill in the pattern boxes. They examine the patterns as they add and subtract with two digit numbers, and write a sentence telling what...
Lesson Plan
Curated OER

Pattern Puzzles

For Teachers 1st - 2nd
A short video introduces place value in addition and subtraction. As a class, your students identify all even numbers up to one hundred and explain the pattern. They use addition strategies to fill in the missing numbers on the number grid.
Interactive
Scholastic

Study Jams! Addition with Regrouping

For Students 2nd - 4th Standards
Zoe needs to back up her music collection, but do her friends have enough space on their computers to help? Find out as you teach your class how to add two- and three-digit numbers with regrouping. Place value is emphasized as both the...
Lesson Plan
Curated OER

A Fictional History of Place Value

For Teachers 2nd - 4th Standards
Your class can explore standard and expanded notation, as well as computation with regrouping. They listen to a make-believe story about cavemen and the origin of numerals and place value. Then apply what they learned about renaming and...
Worksheet
Curated OER

Related Addition and Subtraction

For Students 1st - 2nd
These fact families need more members! Here are 10 addition and subtraction problems that need related facts written in. There are single and double-digit numbers, and each of these is written out in a sentence. Note that the grammar is...
Worksheet
Curated OER

2-Digit Numbers: Addition and Subtraction

For Students 4th - 6th
For this addition and subtraction worksheet, students solve 18 addition and subtraction problems. All of the problems have 2-digit numbers. A new worksheet of problems appears by clicking on the New Problems button at the bottom of the...
Worksheet
Curated OER

Addition: Number Bonds to 30

For Students 2nd - 4th Standards
In this addition worksheet, students fill in the missing addend to an addition problem that adds up to 30. This number could be a one or two digit number. Students complete 41 missing addend problems.
Worksheet
Curated OER

Subtraction Worksheet: Numbers to 19

For Students 1st - 2nd Standards
In this subtraction worksheet, students solve 36 problems in which numbers below 20 are subtracted. The minuend has two digits and the subtrahend has only one.
Worksheet
Curated OER

Match the Sums and Differences Worksheet

For Students 1st - 2nd
Because these eight addition and subtraction equations are written horizontally, learners will need to either re-write them or use mental math to solve them. Depending on your objectives, either would be a fine use of this worksheet....
Worksheet
Curated OER

Addition and Subtraction 4

For Students 1st - 2nd
In this addition and subtraction practice worksheet, students solve 22 problems that require them to add and subtract with 1 and 2 digit numbers.
Worksheet
Curated OER

Addition and Subtraction 3

For Students 1st - 2nd
In this addition and subtraction practice worksheet, learners solve 25 problems that require them to add and subtract with 1 and 2 digit numbers.
Worksheet
Curated OER

Addition and Subtraction 6

For Students 1st - 2nd
In this addition and subtraction practice instructional activity, students solve 25 problems that require them to add and subtract with 1 and 2 digit numbers
Worksheet
Curated OER

Addition and Subtraction of Integers #1

For Students 8th - 9th
In this addition and subtraction of integers #1 learning exercise, students solve 120 two digit problems with positive and negative numbers;  there are 2 different sheets on a page, each with 60 problems.
Worksheet
Curated OER

More and Less

For Students 1st - 2nd
Mental mathematicians add and subtract 1, 10, and 100 from sets of numbers. Each set of one, two and three-digit numbers gives scholars a chance to practice their addition and subtraction skills. There are 62 whole numbers in all. What...
Worksheet
Curated OER

Number Lines and Whole Numbers

For Students 1st - 3rd
Use number lines to visually represent addition and subtraction equations. First, scholars complete an addition number sentence and represent the equation on a number line. Next, they examine a number line and write the corresponding...
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

Adding and Subtracting Fractions 1

For Students 3rd - 6th
In this adding and subtracting of fractions worksheet, students add and subtract fractions containing one and two digit numbers and unlike denominators. Students complete 16 problems.
Worksheet
Curated OER

One-Digit Addition and Subtraction - No Regrouping (S)

For Students 1st - 3rd
In this addition and subtraction mixed operations worksheet, students solve 45 problems that require them to add and subtract using single digit numbers. Students also solve 2 story problems.
Lesson Plan
Curated OER

Two-Digit Addition With Regrouping

For Teachers 2nd
Second graders practice two-digit addition with regrouping. In this addition lesson, 2nd graders use craft sticks to solve two-digit regrouping problems. Students solve problems on the chalkboard.
Worksheet
Curated OER

Addition and Subtraction Word Problems

For Students 3rd - 5th
In this addition and subtraction word problems worksheet, students solve 22 word problems that require them to subtract using 2, 3, and 4-digit numbers.
Worksheet
Curated OER

Two-Digit Addition Problems With Regrouping

For Students 1st - 2nd
In this math worksheet, students solve two-digit addition problems with regrouping. The worksheet includes a number line to help students solve the problems.