Curated OER
Two-Digit Addition and Subtraction No Regrouping [F]
In this addition and subtraction activity, students complete a total of 36 problems that use 2-digit numbers; no regrouping is required.
Curated OER
Two-Digit Addition and Subtraction No Regrouping
In this addition and subtraction worksheet, students complete a total of 36 problems that use 2-digit numbers; no regrouping is required.
Curated OER
Two-Digit Addition and Subtraction No Regrouping [M]
For this addition and subtraction worksheet, students complete a total of 36 problems, no regrouping is required. Answers are included in page 2.
Curated OER
Two-Digit Addition and Subtraction No Regrouping [K]
In this addition and subtraction worksheet, students complete a total of 36 problems, no regrouping is required. Answers are included in page 2.
Curated OER
Two-Digit Addition and Subtraction No Regrouping [J]
In this addition and subtraction worksheet, students complete a total of 36 problems, no regrouping is required. Answers are included in page 2.
Curated OER
Two-Digit Addition and Subtraction No Regrouping [L]
In this addition and subtraction worksheet, students complete a total of 36 problems, no regrouping is required. Answers are included in page 2.
Curated OER
Two-Digit Addition and Subtraction No Regrouping [N]
In this addition and subtraction activity, students complete a total of 36 problems. All problems add or subtract 2-digit numbers and no regrouping is required.
Curated OER
Two-Digit Addition and Subtraction No Regrouping [O]
In this addition and subtraction learning exercise, students complete a total of 36 problems. All problems add or subtract 2-digit numbers and no regrouping is required.
Curated OER
Addition and Subtraction Facts- Eleven Worksheets
In this addition and subtraction activity, students solve 220 problems. Each page has two columns of ten basic addition or subtraction facts. These are basic drills with no examples or instructions.
Curated OER
Addition and Subtraction with Counters 2
In this addition and subtraction practice worksheet, learners use the counting blocks to help them solve 12 problems that require them to add and subtract with 1 and 2 digit numbers.
Curated OER
Addition and Subtraction with Counters 3
For this addition and subtraction practice worksheet, students use the counting blocks to help them solve 8 problems that require them to fill in the missing numbers.
EdHelper
Addition and Subtraction Using Place Value
In this addition and subtraction worksheet, students solve simple problems where the tens and ones columns of numbers are labeled for them. Students then solve 4 word problems. Worksheet is part of a subscription site with links and is...
Curated OER
Candy Addition and Subtraction
Students practice computation. In this addition and subtraction math lesson, students count M & Ms and Skittles to answer math problems and complete a related worksheet.
K12 Reader
Sum Difference
If you need a way to address math and reading in one lesson, look no further than a passage about inverse operations, complete with reading comprehension questions. Kids focus on context clues to determine the meanings of unfamiliar words.
National Security Agency
Integers: Quick, Fun and Easy To Learn
A good complement to any integers unit contains a three-day lesson plan about positive and negative integers, adding and subtracting integers, and how to find the additive inverse. Additionally, it provides all necessary worksheets and...
Curriculum Corner
“I Can” Common Core! 3rd Grade Math
Help third graders make sense of the Common Core math standards with this simple checklist. By rewording each standard as an I can statement, children are provided with clear goals to focus on as they participate in math lessons.
Curriculum Corner
Academic Math Vocabulary
The ABCs of math are so important. Find commonly used math terms in a 42-page packet. Each page has the word, a place to write the definition, and a place to give specific examples of the term. A must-have for all math classrooms!
CK-12 Foundation
Vector Subtraction
Move vectors to determine their difference. Pupils use an interactive to visualize the opposite of a vector. They use the concept of adding vectors to subtract vectors by adding the opposite and, finally, view the differences of the...
CK-12 Foundation
Addition of Polynomials: Splitting into Tiles
Count on tiles to add polynomials. Pupils drag virtual algebra tiles onto colored mats to represent the sum of two polynomials. The learners count the number of like tiles to find the coefficient of each term. They finish by discussing...
CK-12 Foundation
Vector Sum and Difference: The Country of Dreams
Find your way around using vectors. Scholars use an interactive to learn about vector addition. They answer a set of questions about modeling a route on a map using vectors.
Curated OER
Mental Math Skills
In this mental math worksheet, learners use a number line to count backwards and forwards, add doubles, add and subtract one, and add one-digit numbers. Students solve thirty problems.
Curated OER
Math Cross--Puzzle #29
This learning exercise requires completing a crossword puzzle by determining the answers to 28 math problems, math equations, and various word problems involving addition, subtraction, multiplication and division strategies.
Curated OER
Addition and Subtraction with Counters
For this addition and subtraction practice worksheet, learners use the counting blocks to help them solve 12 problems that require them to add and subtract with 1 and 2 digit numbers.
Curated OER
Addition and Subtraction 1
For this addition worksheet, 3rd graders solve 10 addition math problems involving 2, 3 and 4 digit numbers. Students write their sums on the worksheet.