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Question: How confident do you feel about having to do the following mathematics tasks? - Solving an equation like 2(x+3) = (x+3)(x-3)
Choices: "Not at all confident" "Not very confident" "Confident" "Very confident"
Data: % of "Confident" "Very confident"
Period:
Area:
80 countries/ areas
Highlight:
1 Singapore85.0%
2 Spain81.4%
3 Italy80.8%
3 Macao, China80.8%
5 Israel80.1%
6 Croatia80.0%
7 Japan 79.4%
8 Austria78.1%
8 Switzerland78.1%
10 Canada77.2%
11 Czech Republic77.1%
12 United States76.0%
13 Iceland75.8%
14 Republic of Korea74.9%
15 Hungary74.1%
16 Malta74.0%
17 Slovenia73.2%
18 Belgium72.8%
19 United Arab Emirates72.4%
20 United Kingdom72.1%
21 Estonia71.8%
22 Hong Kong, China71.6%
23 France71.0%
24 Kazakhstan70.8%
25 Netherlands70.5%
26 Viet Nam70.4%
27 Greece70.3%
28 Germany70.0%
29 Australia69.9%
30 Romania69.7%
31 Slovakia69.6%
32 Qatar69.4%
33 Albania69.1%
34 Colombia69.0%
35 Uruguay68.7%
36 Azerbaijan68.4%
37 Lithuania68.2%
38 Peru67.5%
38 Portugal67.5%
40 Ireland67.3%
41 Panama67.2%
42 Guatemala67.0%
43 Uzbekistan66.6%
44 Sweden66.5%
45 Taiwan66.4%
46 Finland64.5%
47 Argentina64.4%
48 Turkiye64.0%
49 Cambodia63.5%
49 New Zealand63.5%
49 Paraguay63.5%
52 Saudi Arabia63.1%
53 Poland62.8%
54 Bulgaria62.6%
54 Mongolia62.6%
56 Jordan62.5%
57 Chile62.3%
57 El Salvador62.3%
59 Latvia62.0%
60 Morocco61.8%
61 Georgia61.2%
62 Brunei Darussalam60.9%
62 Palestinian Territory60.9%
64 Ukraine59.9%
65 North Macedonia59.8%
66 Serbia59.7%
67 Norway59.0%
68 Costa Rica58.5%
69 Kosovo57.1%
69 Moldova57.1%
71 Jamaica57.0%
72 Mexico55.9%
73 Denmark54.2%
74 Dominican Republic53.8%
75 Malaysia53.2%
76 Montenegro52.5%
77 Indonesia50.9%
78 Philippines50.7%
79 Brazil49.2%
80 Thailand42.7%

Note
The data of Azerbaijan are collected only in Baku. The data of Ukraine are collected from 18 out of 27 regions.

No data for 158 countries.

Source
OECD PISA 2022

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data77
Regression equation
Y = 2.385921 X +4.655
Correlation coefficient (r)0.273
Coefficient of determination (R2)0.075

GDP per capita (current US$)
No. of data79
Regression equation
Y = 133371.796889 X -60091.346
Correlation coefficient (r)0.439
Coefficient of determination (R2)0.193

Life expectancy at birth - Both sexes (years)
No. of data79
Regression equation
Y = 32.634864 X +55.055
Correlation coefficient (r)0.560
Coefficient of determination (R2)0.314

Fertility rate, total (births per woman)
No. of data79
Regression equation
Y = -1.485369 X +2.761
Correlation coefficient (r)-0.239
Coefficient of determination (R2)0.057

Suicide, age-standardized (per 100 000 population)
No. of data75
Regression equation
Y = 10.395577 X +1.752
Correlation coefficient (r)0.193
Coefficient of determination (R2)0.037