Interactive
Curated OER

Adding 1- and 2-Digit Numbers (Regrouping)

For Students 1st
This online activity provides 30 practice problems in which learners add single- and double-digit numbers. The sums require regrouping, so even though the interactivity is catchy, no accommodation is made for the fact that learners might...
Interactive
1
1
Scholastic

Study Jams! + and - Without Regrouping

For Students 1st - 4th Standards
Addition and subtraction are essential skills for all young mathematicians. Explain the step-by-step process with respect to place value using these real-world examples. Focus is on numbers in the tens, hundreds, and thousands, making...
Interactive
Curated OER

Practice Writing Three-Digit Numbers

For Students 1st - 4th
This online interactive activity defines what two-digit and three-digit number are and the place values found in each. A practice activity helps build proficiency with this skill by having learners fill in the 21 blanks with the...
Interactive
Curated OER

Addition: Level 3: 2x1 Exercise 2 Carryovers

For Students 1st - 2nd
In this online addition worksheet, students add the double digit number with the single digit number and carry over to find the correct answer. Students enter their answers in the boxes and click submit.
Interactive
Curated OER

Addition-Carrying Over

For Students 2nd - 4th
In this addition instructional activity, students add one digit and two digit numbers using carrying. There are thirty problems to solve. Students can complete instructional activity online and submit answers.
Interactive
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. 
Interactive
Curated OER

Addition: Exercise 4

For Students 2nd - 4th
In this addition activity, learners add one digit numbers without having to carry over. There are thirty problems to solve. Students can complete this online and submit the answers.
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.
Interactive
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

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.
Interactive
AAA Math

Aaa Math: Adding Three Digit Numbers

For Students 2nd - 5th Standards
Read through this explanation of how to add three digit numbers. Use the online game to practice this skill. The game will keep running totals of your correct and incorrect answers. It will also show you a percent score of the correct...
Interactive
Math Slice

Math Slice: Math Jeopardy

For Students 3rd - 5th
This resource is a jeopardy game where students select questions where they have to determine the two numbers that create the given sum. The sum is a range of 2, 3, 4, and 5 digit numbers. The answers are multiple choice, and students...