This post explains and gives practice opportunities related to TEKS 8.3B: compare and contrast the attributes of a shape and its dilation(s) on a coordinate plane Instruction Students dilate shapes using a scale factor and compare the dilation with the original. STAAR Practice Between 2016 and 2025, this supporting standard has been tested 4 times on the STAAR test. The videos explaining the problem can be found below. If you'd rather take a quiz over these questions, click h

This post explains and gives practice opportunities related to TEKS 8.3A: generalize that the ratio of corresponding sides of similar shapes are proportional, including a shape and its dilation Instruction Students explore how transformations, including dilations, affect similar shapes. STAAR Practice Between 2016 and 2025, this supporting standard has been tested 8 times on the STAAR test. Videos explaining the problems can be found below. If you'd rather take a quiz over th

This post explains and gives practice opportunities related to TEKS 8.2D: order a set of real numbers arising from mathematical and real-world contexts Instruction Students continue to apply their knowledge of comparing numbers to order lists of rational and irrational numbers. STAAR Practice Between 2016 and 2025 (including redesign practice), this readiness standard has been tested 21 times on the STAAR test. Videos explaining the problems can be found below. If you'd rathe

This post explains and gives practice opportunities related to TEKS 8.2C: convert between standard decimal notation and scientific notation Instruction Students learn to how to represent really large and really small numbers using exponents (scientific notation). STAAR Practice Between 2016 and 2025 (including redesign practice), this supporting standard has been tested 8 times on the STAAR test. Videos explaining the problems can be found below. If you'd rather take a quiz o

This post explains and gives practice opportunities related to TEKS 8.2B: approximate the value of an irrational number, including π and square roots of numbers less than 225, and locate that rational number approximation on a number line Instruction Students learn to approximate the value of square roots without calculators. STAAR Practice Between 2016 and 2025, this supporting standard has been tested 6 times on the STAAR test. Videos explaining the problems can be found be

Click on the links below to access each post in this 8th grade TEKS review series. Reporting Category 1 Probability and Numerical...

This post explains and gives practice opportunities related to TEKS 8.2A: extend previous knowledge of sets and subsets using a visual representation to describe relationships between sets of real numbers Instruction Students extend previous knowledge of real numbers to include both rational and irrational number sets. STAAR Practice Between 2016 and 2025, this supporting standard has been tested 3 times on the STAAR test. The videos explaining the problems can be found below