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Within 20 Multi-Digit Addition Educational Resources

It's time to check those addition skills! Use this to assess your student’s abilities to add within 20.

Addition to 20 Check-in

Can your child use her addition and subtraction knowledge to put the numbers where they need to go?

Math Monster Madness

Addition

Groups of ten make addition a breeze! Use this nifty worksheet to learn about the "circle ten" shortcut.

Circle Ten and Solve

In this lesson, kids are given different strategies for finding the sum of two numbers. Addition strategies such as these help third graders gain a deeper understanding of, and fluency with, this operation. The lesson features guided instruction and plenty of practice problems to apply what is being learned. For even more practice, try our third grade addition worksheets recommended to accompany this lesson.

Addition 4

In this dessert-themed math worksheet, learners look at existing game boards and practice addition as they try to determine who won the Cookie Race Game.

Who Got the Cookie?

In this Halloween-themed math worksheet, students will look at existing game boards and add one and two-digit numbers as they try to determine who got the pumpkin in the pumpkin race game.

Who Got the Pumpkin?

Children are introduced to a new way to add with this base 10 rods worksheet.

Addition with Base 10 Rods

Enjoy a dessert-themed race to 100 with this delicious math game in which learners imagine units, rods, and flats as sprinkles, chocolate bars, and cookies.

Cookie Race Board

Prepare for some scary Halloween counting practice! This game encourages players to knock down cylinders and then add to determine their scores.

Halloween Party Game

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