When compared to the pre-test, there has been an increase in the diversity of problem-solving strategies in the post-test. Participants used strategies like writing equation, looking for a pattern, drawing a diagram and making systematic lists more frequently as compared to remaining strategies in the answers that they gave for pre-test. In post-test, although there were differences across the problems, it is observed that participants used all of the strategies explained to them. Among these strategies, there has been an increase in the use of strategies such as drawing a diagram, making a table, drawing a graphic, looking for a pattern strategy, in particular. However, the number of participants who tended to solve problems by writing equation significantly decreased. Also, using multiple strategies in the answers has increased in the post-test when compared to the pre-test.