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7th Grade Math - Calculating Tax

Updated: Oct 9, 2023

This post explains and give practice opportunities related to TEKS 7.13A:

calculate the sales tax for a given purchase and calculate income tax for earned wages


One of the most basic calculations in financial literacy is how to find sales or income tax given the amount and the tax rate.


STAAR Practice

Between 2016 and 2023, this supporting standard has been tested 4 times on the STAAR test. Videos explaining the problems can be found below. If you'd rather take a quiz over these questions, click here. The videos below are linked to the questions in the quiz as answer explanations after the quiz is submitted.


To view all the posts in this 7th grade TEKS review series, click here.

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