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3rd Grade Math - Addition and Subtraction

Updated: Jan 10

This post explains and give practice opportunities related to TEKS 3.4A:

solve with fluency one-step and two-step problems involving addition and subtraction within 1,000 using strategies based on place value, properties of operations, and the relationship between addition and subtraction


This standard seems simple (just addition and subtraction, right?) More than that, though, it details several strategies students should feel comfortable with beyond the standard algorithm.

The first three videos show how different ways to add.

Now, let's look at how to subtract across zeros.


STAAR Practice

Between 2016 and 2022 (including redesign practice), this readiness standard has been tested 15 times on the STAAR test. Videos explaining each problem can be found below. If you'd rather take a quiz over these questions, click here. The videos below are linked to each question in the quiz as answer explanations after the quiz is submitted.


To view all the posts in this 3rd grade TEKS review series, click here.

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