This short video and interactive assessment activity is designed to teach fourth graders about subtraction: completing the subtraction sentence.

This short video and interactive assessment activity is designed to teach third graders about subtraction: completing the subtraction sentence.

This is a video and interactive assessment activity designed to help first graders learn about subtraction word problems up to twenty.

This short video and interactive assessment activity is designed to teach second graders an overview of subtraction (numbers up to 10).

This short video and interactive assessment activity is designed to teach second graders about subtracting by counting backward with pictures.

This course features a video review and an assessment practice of subtracting by crossing out with pictures for word problems. It is aimed at first grade math students.

This short video and interactive assessment activity is designed to teach third graders an overview of addition (sums to 1,000).

This short video and interactive assessment activity is designed to give fourth graders an overview of addition (sums to 1,000).

This short video and interactive assessment activity is designed to teach second graders an overview of addition (sums to 1,000).

Third-grade math instruction is focused on the following areas: developing an understanding of multiplication and division and strategies for multiplication and division within 100; developing an understanding of fractions, especially unit fractions (fractions with numerator 1); developing an understanding of the structure of rectangular arrays and of area; describing and analyzing two-dimensional shapes.

The best way to ensure your students fully grasp the math concepts they'll need to successfully progress in their education is to practice as much as possible. The worksheets, puzzles, games, and other resources available here are the perfect solution for parents and teachers who want to provide their third graders with the tools they need to understand and excel in third-grade math.

Tiny Polka Dot is the playful way for children ages 3 – 8 and up to fall in love with numbers. It has eye-catching, colorful cards and 16 easy-to-learn games, Tiny Polka Dot is built to grow with your child, teaching critical skills in counting, arithmetic, and logic along the way.

This downloadable file contains everything you need to print out a Tiny Polka Dot starter deck. It
contains the 3 core suits of the game, which should be enough to get kids started with all
the games and puzzles.

This is a printer-friendly version, so it should go easier on your printer ink.

This file also includes instructions, rule cards, and the Guide for Grownups,

This task presents an incomplete problem and asks students to choose numbers to subtract (subtrahends) so that the resulting problem requires different types of regrouping. This way students have to recognize the pattern and not just follow a memorized algorithm--in other words, they have to think about what happens in the subtraction process when we regroup. This task is appropriate to use after students have learned the standard US algorithm.

This site offers Fun Educational and Online Games for Kids in PreK - 5. It introduce kids to new, exciting ways of learning with the help of fun online games, videos, experiments, puzzles, coloring sheets, and more!

This site talks about the reasons you need to running records in math. It includes a way of measuring the students' accuracy, fluency, and flexibility in their understanding of key math concepts. At the bottom of the article, you can sign up for free samples of running records for addition, subtraction, multiplication and division.

Students develop a physical understanding for the meaning of equality by trying to find equal lengths using rods.

This task helps students broaden and deepen their understanding of the equals sign and equality.

The words compose and decompose are used to describe actions that young students learn as they acquire knowledge of small numbers by putting them together and taking them apart. This understanding is a bridge between counting and knowing number combinations. It is how instant recognition of small numbers develops and leads naturally to later understanding of fact families. This task helps them develop an understanding of number combinations.

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