Curated OER
Star Math
Practice basic subtraction and addition with your kindergarten class. The first two sections of the instructional activity feature simple addition and subtraction problems, written in the horizontal format. The last section provides the...
Curated OER
Math Cross Number Version 9
In this math cross number worksheet, students fill in the blanks in the math puzzle as they solve the 28 addition and subtraction problems.
Curated OER
Sum and Difference angle formulas
Learners use the sum angle formula for sine to derive the sum and difference formulas for cosine and tangent. The level of difficulty is quite high. Learners must be familiar with trigonometric identities as well as the characteristics...
Curated OER
Real World Math: Unexpected Events
Ready to delve into personal finance? Learners discover how to organize a check book register. They practice debits and credits in a math game involving the register they set up. While they gain valuable practical knowledge, they also...
Curated OER
Unknown Numbers in Sums and Differences
Your new mathematicians may think word problems sound scary, but this introductory set of scenarios will leave them feeling accomplished in their addition and subtraction skills! Learners read seven word problems, each requiring them to...
Curated OER
Add and Subtract within 1000
There are some missing parts in these addition and subtraction problems. Scholars start by completing two number sentences, each involving all three-digit numbers. Then, they examine another number to determine the value of the tens...
Curated OER
Addition And Subtraction Facts With 6
In this addition and subtraction facts with six worksheet, students write the fact families in which the sum is six. Students write the three numbers for the fact families at the top of each of the four columns. Students fill in thirty...
Curated OER
Native American Pebble and Pot Game
Students participate in a game using 12 manipulatives. In this addition and subtraction lesson plan students play a game originated by the Native Americans and look at a number of items and calculate how many are hidden....
Curated OER
Expressions With Addition and Subtraction
In this algebraic expressions worksheet, 4th graders study, analyze and evaluate 6 different expressions involving n-32, n=77 and the expression 575 + n for 2 values of n.
Curated OER
One-Digit Addition and Subtraction No Regrouping (L)
In this addition and subtraction worksheet, students improve their math skills by solving the one digit addition and subtraction problems. Students do not regroup to solve the 45 equations and 2 word problems.
Curated OER
Addition and Subtraction
Learners complete addition and subtraction activities. In this addition and subtraction lesson, students write a sum with missing numbers or symbols and use parts of their bodies to show the missing symbol or number. Learners guess...
Curated OER
Addition and Subtraction Sentences
In this addition and subtraction worksheet, students write read the addition or subtraction number sentences and solve the 4 problems.
Curated OER
Addition and Subtraction
For this addition and subtraction worksheet, students use the number line to help find the missing numbers for the 23 single and double digit problems.
Curated OER
Word Problems With Both Addition And Subtraction
In this on-line addition and subtraction worksheet, students complete 2 multiple choice word problems containing both operations. Students can check their answers at the end of the worksheet.
Curated OER
Addition and Subtraction of Real Numbers: Extra Practice 1
In this math worksheet, students add thirty-six pairs of signed numbers. The first twenty-eight problems involve integers. Six problems involve signed fractions. Students compute with signed decimal values for the final six problems. The...
Curated OER
My Test Book: Decimal Addition and Subtraction
In this math skills worksheet, students solve 10 multiple choice math problems that require them to add and subtract using decimals. Students may view the correct answers.
DK Publishing
Real-Life Problems: Distance, Length, and More
Math just got real! Scholars solve seven word problems dealing with life applications for multiplication, division, and subtraction. They show their work in a designated space, and must include units in their answers. Learners will...
Math Learning Center
Grade 1 Assessments and Scoring Checklists, Common Core State Standards
Track your learners' progress in addition, subtraction, counting, and interpreting word problems with a series of assessments. The packet includes scoresheets to note learners' strengths and weaknesses as you address each skill.
K-5 Math Teaching Resources
2-Digit Addition Template
Learning two-digit addition isn't about memorizing steps, it's about understanding place value. Support the development of your class's number sense with these addition mats that help children break apart two-digit numbers into tens and...
Math Learning Center
Second Grade Assessments and Scoring Checklists, Common Core State Standards
How are your second graders progressing in their math skills? Find out with a series of math assessment activities. With baseline assessment score sheets for each skill, you can track how well your kids are adding, subtracting, telling...
Curriculum Corner
The Answer Is Math Task Cards
Scholars work backwards to solve word problems with a practice page that gives an answer and asks, What is the problem?
EngageNY
Four Interesting Transformations of Functions (Part 2)
What happens to a function whose graph is translated horizontally? Groups find out as they investigate the effects of addition and subtraction within a function. This nineteenth lesson in a 26-part series focuses on horizontal...
CK-12 Foundation
Linear Systems with Addition and Subtraction: XYZ Tiles
Cover it up to reveal the values of variables. Using arrangements of colored tiles representing algebraic expressions, pupils layer them over each other to determine the values of variables. The procedure models the elimination method in...
Curated OER
Learning to Add and Subtract
Young learners practice addition and subtraction to solve problems. They use a webquest application to model how to solve math problems using pictures, words and numbers, and also practice using multiplication and division.