Interactive
Curated OER

My Test Book: Addition and Subtraction 2

For Students 2nd - 3rd
In this online interactive math skills worksheet, learners solve 10 multiple choice math problems regarding 2-digit addition and subtraction. Students may view the correct answers.
Interactive
Curated OER

My Test Book: Addition and Subtraction

For Students 1st - 3rd
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.
Interactive
Curated OER

My Test Book: Addition and Subtraction

For Students 2nd - 3rd
In this online interactive math skills worksheet, students solve 10 multiple choice math problems that require them to add and subtract using 2-digit numbers. Students may submit their answers to be scored.
Interactive
Curated OER

My Test Book: Addition and Subtraction

For Students 4th - 6th
In this online interactive math skills worksheet, students solve 10 multiple choice math problems that require them to add and subtract using whole numbers and decimals. Students may submit their answers to be scored.
Interactive
Scholastic

Study Jams! Addition with Regrouping

For Students 2nd - 4th Standards
Zoe needs to back up her music collection, but do her friends have enough space on their computers to help? Find out as you teach your class how to add two- and three-digit numbers with regrouping. Place value is emphasized as both the...
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

Grade 5 Basic Math

For Students 5th
In this grade 5 math worksheet, 5th graders answer a set of 22 multiple choice problem solving and estimation questions. Worksheet may be completed on-line and answers submitted.
Interactive
Curated OER

Fraction Word Problems

For Students 5th - 8th
In this fractions activity, students complete fraction word problems containing 1 digit numbers. Students complete 4 problems total.
Interactive
Curated OER

Fractions Two-Step Word Problems-Mixed Numbers

For Students 5th - 10th
In this fractions worksheet, students complete word problems containing fractions and mixed numbers. Students complete 12 problems.
Interactive
Math Playground

Math Playground: Thinking Blocks

For Students Pre-K - 1st Standards
This lesson teaches students how to use colored blocks to model word problems. There are several sets of problems each for addition / subtraction, multiplication / division, and ratio word problems.
Interactive
University of Cambridge

University of Cambridge: Nrich: Game Subtraction Squares

For Students Pre-K - 1st
Use this game to improve your subtraction skills. You will not only need to know your subtraction facts you will also need to figure out a strategy to win! There is a "Get Printable Page," link at the top if you want to print it out to...
Interactive
Quia

Quia: Story Problems With Mixed Practice

For Students 3rd - 8th
Your problem-solving skills are put to the test in this interactive word problem game on this site. Employ a variety of mathematical skills and strategies including logical reasoning and computation. Multiple choice problems created for...
Interactive
Other

The Math Learning Center: Number Rack

For Students K - 1st
Number rack facilitates the natural development of children's number sense. The movable, colored beads encourage learners to think in groups of fives and tens, helping them to explore and discover a variety of addition and subtraction...
Interactive
University of Cambridge

University of Cambridge: Nrich: Game Criss Cross Quiz

For Students 1st - 5th Standards
Use this online game to improve your subtraction or addition skills while you play on a coordinate plane gameboard. Gain skills in two areas at the same time! This game can also be altered to practice multiplication facts. There is a...
Interactive
Organization for Community Networks

Lesson Plan: I've Got Your Number (Number Sense)

For Students 3rd - 7th
An engaging lesson used to review math concepts and facts. Students are certain to "Stay alert," in this card game where each solution is related to the next solution. Sample questions provided. Great problem solving and skill building...