Updated: Sep 21, 2021
This post explains and give practice opportunities related to TEKS 3.5D:
determine the unknown whole number in a multiplication or division equation relating three whole numbers when the unknown is either a missing factor or product
Multiplication and division are inverse operations. One can be used to find missing values in the other's equation.
Between 2016 and 2021, this supporting standard has been tested 2 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 the questions 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.