Interactive
Curated OER

Adding and Subtracting Fractions (With Unlike Denominators)

For Students 5th - 6th
For this math worksheet, students subtract and add fractions with unlike denominators. Students solve the problem in steps. They are given examples of how to solve the problems.
Interactive
PHET

Make a Ten

For Students 1st - 2nd Standards
Rate the resource as a perfect 10. Pupils use an interactive to help add and subtract numbers. They first explore how to express whole numbers using hundreds, tens, and ones, then explore how to add whole numbers by combining to make...
Interactive
Curated OER

Adding and Subtracting Fractions

For Students 3rd - 5th
In this math worksheet, students add or subtract fractions. Students find common denominators where needed and simplify their answers. Hints are available.
Interactive
Curated OER

Adding and Subtracting Fractions

For Students 4th - 8th
In this adding and subtracting fractions activity, learners add and subtract fractions with common denominators. Students complete 10 problems total.
Interactive
Curated OER

Adding and Subtracting Time

For Students 6th - 8th
In this online math activity, students practice adding and subtracting aspects of time. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A terrific teaching tool!
Interactive
Curated OER

Subtracting Integers

For Students 4th - 6th
In this integer worksheet, students subtract integers to solve a set of 10 problems. Answers and hints are available on-line; a reference web site for additional resources is given.
Interactive
Curated OER

Subtracting Integers (II)

For Students 5th - 10th
In this subtraction instructional activity, students complete subtraction problems containing parenthesis, up to 3 digit numbers, and negatives. Students complete 10 problems total.
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Curated OER

Math is Everywhere!

For Students 3rd - 5th
In this everyday math skills pretest, learners answer ten multiple choice questions based on their knowledge of everyday math skills such as estimation, addition, and measurement.
Interactive
Curated OER

Making Circle Graphs

For Students 6th
In this circle graphing learning exercise, 6th graders answer ten multiple choice questions based on their knowledge of circle graphs. This is an interactive learning exercise.
Interactive
Curated OER

Math is Everywhere! Post Test

For Students 4th - 6th
For this math test worksheet, students complete 10 multiple choice questions covering a wide variety of math concepts. An answer link is included.
Interactive
Curated OER

SAT Prep

For Students 11th - 12th
In this secondary mathematics worksheet, students are provided with questions that are designed to provide SAT test preparation. The one page interactive worksheet contains ten questions. Answers are not provided. 
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Curated OER

Roman Numeral Conversion

For Students 5th - 8th
In this Roman numerals worksheet, students convert Roman numerals to Arabic numerals. Students complete 10 problems total on this worksheet.
Interactive
Curated OER

Least Common Multiple or Least Common Denominator

For Students 5th - 6th
Fifth and sixth graders solve 12 math problems by finding the least common multiple or least common denominator. They type the answer into the text box.
Interactive
Curated OER

Solving Equations by Combining Like Terms

For Students 9th
In this Algebra I worksheet, 9th graders solve linear equations in which like variable terms must be combined. The one page interactive worksheet contains fifteen problems. Answers and a hint are provided. 
Interactive
Curated OER

Word Problems

For Students 10th - 11th
In this calculus instructional activity, students use integration to solve word problems they differentiate between integration and anti derivatives, and between definite and indefinite integrals. There are 3 questions with an answer key.
Interactive
Curated OER

King Henry IV, Part 1 by William Shakespeare

For Students 9th - 12th
In this online interactive reading comprehension worksheet, students respond to 15 multiple choice questions about Shakespeare's King Henry IV. Students may submit their answers to be scored.
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Curated OER

Word problems involving number relationships

For Students 9th
In this Algebra I worksheet, 9th graders solve word problems in one variable that are based on relationships in numbers.  The one page worksheet contains thirty problems.  Answers are not provided. 
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Curated OER

Explorit's Do-It-In-Your-Head Numbers Quiz

For Students 4th - 5th
In this mental math worksheet, students complete a 6 question multiple choice online interactive activity without using pencil, paper or calculator. Included are word problems, multiple operations, averaging, and basic arithmetic.
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Curated OER

Roman Numerals

For Students 5th - 10th
In this Roman numerals instructional activity, students convert Roman numerals to Arabic numerals. Students complete 12 problems total on this instructional activity.
Interactive
Curated OER

Roman Numeral Conversion

For Students 5th - 8th
In this Roman numerals worksheet, students convert Roman numerals to Arabic numerals. Students complete 12 problems total on this worksheet.
Interactive
Curated OER

Word Problems

For Students 9th
In this algebra worksheet, 9th graders are asked to rewrite word problems using algebraic equations in one variable. There are other links on this page.
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ABCya

Ab Cya: Molly Adds & Subtracts From 10

For Students K - 1st Standards
This educational activity provides word problems with manipulatives for kids to practice adding and subtracting within 10. The word problems are read aloud and have objects that can be used for counting. Children may need assistance from...
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Study Pad

Splash Learn: Decimal Arithmetic

For Students 5th Standards
[Free Registration/Login Required] This game provides practice in decimal arithmetic including addition, subtraction, multiplication, and division of decimals.
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CK-12 Foundation

Ck 12: Math Grade 4

For Students 4th
Browse resources related to fourth-grade math standards. Click on a topic for interactive lessons, videos, and extra practice.