Curated OER
Subtraction and Unknown Addends
A brief addition word problem has learners searching for the missing addend. They read about Mr. George, who already has five gallons of fuel in his car. Knowing the car can hold eleven gallons, they compute how many gallons he needs....
Curated OER
Bank Tellers and Math
Second graders learn what math skills bank tellers need to do their jobs correctly.
Curated OER
Morning Math
Good morning, mathematicians! Use this set of morning math problems to jump-start your scholars' thinking and review past concepts. There are 14 individual warm-ups here including skills such as number sequencing, greater than/less than,...
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
Addition and Subtraction
In this finding the sums and differences of horizontal problems worksheet, students add and subtract one-digit and two-digit numbers using mental math. Students solve 242 problems.
Curated OER
Unit 11 Year 5
Apparently unit 11 covers a range of topics related to problem solving, addition, and subtraction. This complete unit presentation is intended for use over a series of days or weeks. It contains numerous visual aids to accompany lessons...
Curated OER
Word Addition and Subtraction
In this adding and subtracting activity, students read addition equations and write answers in manuscript and subtract one-digit numbers from two-digit numbers. Students solve 8 problems.
Curated OER
Math B Regents Questions by Performance Indicator: Rational Numbers
In this rational number activity, students add and subtract quantities containing radical expressions. They identify equivalent expressions. This three-page activity contains 15 multiple-choice problems. Answers are...
EngageNY
Complex Numbers as Vectors
Show your math class how to use vectors in adding complex numbers. Vectors represent complex numbers as opposed to points in the coordinate plane. The class uses the geometric representation to add and subtract complex numbers and...
Granite School District
Activities that Build Number Sense
Have fun while building the number sense of young mathematicians with this list of ten-frame learning games. From developing cardinality and counting skills to learning place value and basic addition strategies, ten-frames are excellent...
EngageNY
If–Then Moves with Integer Number Cards
Pairs with the same sum of integer cards verify the addition and subtraction properties of equality by adding and subtracting like cards to each hand. They also justify the multiplication and division properties of equality using...
Scholastic
Study Jams! Add & Subtract with Common Denominators
RJ and Zoey are at camp and need to get back to the mess hall for lunch, but they don't know how far they have to walk. Help them figure out the distance while teaching young mathematicians how to add and subtract fractions with this...
Arcademics
Four Wheel Fracas
A quick learning game challenges players to solve one-step addition and subtraction algebraic equations. Scholars play against several others, racing around the track in their four-wheeler, to see who can solve for a variable as fast...
Curated OER
Number Bonds to 10: Word Problems
Young mathematicians work through five story problems that reinforce number bonds to 10. They will read each problems then see the associated addition or subtraction equation for each.
US Department of Commerce
Learning About College Degrees and Lifetime Earnings
It's never too early to start thinking about college majors. Using census data, scholars research the lifetime earnings for two selected careers. They then write and solve word problems to compare the amounts. To add a visual component,...
Curated OER
Add and Subtract Fractions with Like Denominators: 2 (Word Problems)
For this fraction instructional activity, fourth and fifth graders solve six word problems, all having to do with adding or subtracting fractions with like denominators. This instructional activity can be adapted to the Common Core...
Curated OER
Basic Polynomial Operations
For this basic polynomial operations worksheet, students identify polynomials by degree and number of terms, and perform operations of addition, subtraction, and multplication. There are also a few critical thinking questions included....
Mathed Up!
Money Problems
Mo' money, mo' problems! But don't worry, here is an assessment that proves to young mathematicians that they can solve actual money problems. The resource includes 11 money problems involving addition, subtraction, multiplication,...
Mathed Up!
Estimation
Reinforce estimation and the four operations—addition, subtraction, multiplication, and division—with eight page, 15 problem independent practice exercise.
Curated OER
Writing Equations: Addition and Subtraction 0 to 20
In these subtraction and addition worksheets, students write the equations for the addition and subtraction sentences. Students solve 28 problems.
Curated OER
My Test Book: Addition and Subtraction
In this online interactive math skills worksheet, students solve 10 multiple choice math problems that require them to add and subtract using 1 and 2 digit numbers. Students may submit their answers to be scored.
Curated OER
My Test Book: Addition and Subtraction
In this math skills worksheet, students solve 10 multiple choice math problems that require them to use the addition and subtraction skills. Students may view the correct answers.
Curated OER
Addition And Subtraction 1-10
In this addition and subtraction of one through ten instructional activity, students problem solve and calculate the answers to thirty mathematical equations.
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...