Table 3.

Summary of the participants’ self-reported level of difficulty as well as math performance.

ID	Self-Reported Difficulty Level	Math Performance
Subject 1	Difficult	92.4%
Subject 2	Difficult	92.4%
Subject 3	Difficult	91.67%
Subject 4	Difficult	91.4%
Subject 5	Difficult	98.33%
Subject 6	Difficult	93.67%
Subject 7	Difficult	91.139%
Subject 8	Difficult	96.25%
Subject 9	Difficult	98.33%
Subject 10	Difficult	93.44%
Subject 11	Difficult	90.00%