This post explains and gives practice opportunities related to TEKS __4.4D__:

use strategies and algorithms, including the standard algorithm, to multiply up to a four-digit number by a one-digit number and to multiply a two-digit number by a two-digit number. Strategies may include mental math, partial products, and the commutative, associative, and distributive properties

## Instruction

Students extend their knowledge of 2-digit by 1-digit multiplication to extend up to 4-digit by 1-digit multiplication.

Students also learn how to multiply 2-digit numbers together.

## STAAR Practice

Between 2016 and 2024, 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 4th grade TEKS review series, click __here__.2

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