EngageNY
Addition and Subtraction Formulas 1
Show budding mathematicans how to find the sine of pi over 12. The third lesson in a series of 16 introduces the addition and subtraction formulas for trigonometric functions. Class members derive the formulas using the distance...
EngageNY
Addition and Subtraction Formulas 2
Knowing the addition formulas allows for the calculations of double and half formulas. The fourth installment of 16 has the class use the addition formula to develop the double angle trigonometric formulas. Using the double formula,...
Math in English
Number Patterns
Build the pattern recognition skills of young mathematicians with this simple skills practice worksheet. Given nine different sequences of two-digit numbers, children must identify the pattern and determine the next three numbers in...
Curated OER
Making 10 Game
What a perfect tool to use at a math or independent learning center! Kids are shown an equation that makes 10, and choose the number that completes the each equation. There are 10 equations total and each time the choose correctly a...
Curriculum Corner
St. Patrick's Day Color Key Addition
Young leprechauns solve basic addition facts and use a color key to bring a set of St. Patrick's Day-themed sheets to life.
Curated OER
Section 2.5 - Problem Solving (Part B)
Trying to figure out the perimeter of a geometric figure? Here are a few word problems to set up algebraic equations to solve for perimeter. There are also some word problems to set up algebraic equations to solve for angles in a...
Teacher's Guide
Addition with and without Regrouping Valentine's Day
Young mathematicians practice adding one- and two-digit numbers with and without regrouping, in a Valentine's Day math activity.
K12 Reader
Historical Perspective: Two People in History
Open-ended and intriguing, a writing prompt about two people from history is sure to get your young scholars thinking. Have them choose two historical figures, and after brainstorming their similarities and differences, successes and...
Curated OER
Two Digit 3
In this addition worksheet, students add two digit to two digit numbers for twenty-five problems. Regrouping is used for several of the problems. Answers are included with this worksheet.
Curated OER
Introducing Multiplication
Learners will look at repeating addition examples and view how they can be written as multiplication. They use manipulatives to complete a repeating addition lesson and show it on graph paper. They also chart what they have found and...
Curated OER
Times Tables - Multiplication
Introduce students to multiplication through this fantastic math worksheet. Provides beginners with an explanation of multiplication as repeated addition using pictures to help students visualize the meaning and process of multiplying....
Scholastic
Math Word Problems
After reading The Mitten by Jan Brett, youngsters willuse the characters in the story to write word problems for addition and subtraction. For example, they may state that a rabbit had 7 carrots and then lost 2, how many were left? There...
SEN Teacher
Arithmetic Maker
With endless possibilities, you can create custom flashcards to take to class as easy as 1, 2, 3! Let this flashcard creator do the work for you, just chose the level of difficulty, add or subtract, and the number of place values. Each...
DK Publishing
Real-life Word Problems, Part 5
Bring these four word problems to your second grade class to reinforce addition, subtraction, and money math. The problems provide space to write out the proper equations, as well as separate areas to fill in the answers. Use these...
DK Publishing
Tricky Word Problems - Choosing the Operation
Decipher the equations in these addition and subtraction word problems. Two examples at the top of the page guide second graders as they solve the rest of the problems. There is no space to write out the equation, but there is a place to...
Curated OER
Area Model of Multiplication Using Base 10 Manipulatives
Explore two-digit multiplication with your class as they work in groups to build models of two-digit multiplication using base 10 manipulatives. They construct rectangles replacing standard numbers with equivalent place values using...
Curated OER
Math Drill - Addition #2
In this math drill practice worksheet, students use their addition facts skills to solve 100 problems that require them to add 1 digit numbers to 1 digit numbers.
Curated OER
Concept: Adding Integers
In this integers online interactive worksheet, students complete a chart on adding integers and rewrite 11 positive integer questions without the positive signs. Students solve 2 online integer word problems on the lines provided.
Curated OER
Two Digit Addition
In this math worksheet, 3rd graders focus on two digit addition. Students complete twenty-five problems with no regrouping.
Curated OER
Three-Digit Addition
In this three-digit addition worksheet, students solve 15 addition problems. The addends are either two or three-digit numbers, and each problem includes at least one three-digit addend.
Math Salamanders Ltd.
Division—3 Digits by 1 Digit Sheet 2
In this finding the quotients worksheet, students divide three-digit numbers by the numerals two, three, four, or five. They solve 12 problems.
Curated OER
Basic Math Addition of Decimals 2
For this decimal addition worksheet, students complete a set of 16 simple problems using decimals to the hundredths place. Page has multiple links to additional resources.
Curated OER
Arithmetic Addition of Decimals 2
In this addition of decimals activity, students complete a set of 16 simple problems using decimals to the hundredths place. Page has multiple links to additional resources.
Curated OER
Fun Math: Adding Numbers 1-10 #2
In this addition learning exercise, 1st graders solve a total of 15 problems, adding numbers 1-10. Problems are accompanied by pictures.
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