Items F1 F2 F3 F4 M SD Factor 1 Mastery Goal (Time 1, ω = 0.90; Time 2, ω = 0.90) 10) When I learn new materials in math class, I’m motivated a lot. 0.91 −0.03 0.10 −0.02 2.85 0.97 11) Math is interesting for me because I find various ways to solve math problems. 0.86 −0.06 −0.01 −0.06 2.76 1.03 13) I want to learn new matters in math class. 0.76 0.01 −0.03 0.04 2.84 1.03 18) I can try various things when I learn math. 0.72 0.01 −0.07 0.00 2.67 0.97 6) When I study math, I sometimes find rules and structures in what I see casually in the usual ways. 0.64 0.15 0.13 −0.03 2.75 0.98 8) I’m often interested in figures in math textbooks. 0.64 0.05 0.10 0.03 2.66 1.02 4) Math class is fun for me. 0.58 −0.07 −0.26 0.04 2.80 1.03 Factor 2 Task Value (Time 1, ω = 0.75; Time 2, ω = 0.72） 15) I wonder if learning math may not well of practical use.* 0.08 −0.73 0.09 0.02 2.01 1.01 5) I think even if I learn mathematics, it may not be useful.* 0.00 −0.73 0.06 0.01 1.60 0.81 9) Math is helpful for my job in future. 0.23 0.60 0.15 0.08 3.20 0.94 Factor 3 Mathematics Anxiety (Time 1, ω = 0.61; Time 2, ω = 0.59） 17) I don’t like math because I have to consider a lot in math class. −0.16 0.00 0.72 −0.02 2.15 1.00 12) I’m not good at memorizing math formulas and calculation rules. 0.06 0.03 0.58 −0.09 2.52 1.10 20) When I calculate lengths and sizes, it is difficult for me to blow up real image. 0.11 −0.06 0.44 0.04 2.40 1.00 Factor 4 Performance Goal (Time 1, ω = 0.58; Time 2, ω = 0.60） 14) I like to succeed in math exams. −0.06 0.13 −0.04 0.74 3.62 0.70 7) I would like to be better than other students in math exams. 0.08 −0.05 −0.09 0.63 2.87 1.10 3) I learn math, because I hope to avoid getting bad grades. −0.03 −0.18 0.26 0.42 2.44 1.05 Internal correlation F1 0.49** −0.45** 0.15** F2 −0.30** 0.01 F3 0.03