This topic focuses on practicing the skill of completing equivalent fractions by finding the missing denominator, specific to single-digit calculations. It involves the use of equation graphics to help visualize and solve the problems, providing a foundational understanding of equivalent fractions. This comes as part of a larger introduction to fractions, aimed at developing proficiency in recognizing and generating equivalent fractions. The topic contains several questions where learners apply this skill, enhancing their ability to manipulate and understand relationships between different fractions.