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Question: This school year, how often did your teacher do the following things in your mathematics lessons? - The teacher asked us to explain our reasoning when solving a mathematics problem.
Choices: "Never or almost never" "Less than half of the lessons" "About half of the lessons" "More than half of the lessons" "Every lesson or almost every lesson"
Data: % of "More than half of the lessons" "Every lesson or almost every lesson"
Period:
Area:
80 countries/ areas
Highlight:
1 Ireland57.1%
2 Malta56.7%
3 Portugal56.3%
4 United States56.0%
5 United Kingdom55.2%
6 Australia54.9%
6 France54.9%
8 Germany54.2%
9 Jamaica54.0%
10 Canada53.9%
10 Peru53.9%
12 Greece53.7%
13 Albania53.6%
14 Kazakhstan53.5%
14 New Zealand53.5%
16 Georgia53.4%
17 Sweden52.6%
18 Italy52.5%
18 Norway52.5%
20 Japan 51.8%
20 United Arab Emirates51.8%
22 Azerbaijan51.4%
23 Singapore51.3%
24 Hungary49.6%
25 Israel49.1%
26 Switzerland48.6%
27 Dominican Republic48.3%
28 Uzbekistan48.2%
29 Austria48.1%
30 Qatar47.7%
31 Chile47.4%
31 Mexico47.4%
33 Colombia47.3%
34 Philippines46.8%
35 Bulgaria46.7%
36 Belgium46.2%
36 Spain46.2%
38 Uruguay46.1%
39 Ukraine45.9%
40 Panama45.7%
41 Guatemala44.4%
42 Argentina44.1%
43 Brunei Darussalam43.5%
44 Latvia43.0%
45 Viet Nam42.2%
46 North Macedonia41.9%
47 Netherlands41.5%
48 Macao, China40.8%
49 Costa Rica40.2%
50 Denmark39.8%
51 Turkiye39.5%
52 Slovakia39.1%
53 Hong Kong, China38.9%
54 Czech Republic38.7%
54 El Salvador38.7%
56 Estonia38.5%
57 Cambodia37.7%
57 Kosovo37.7%
59 Saudi Arabia37.0%
60 Serbia36.3%
61 Brazil35.9%
61 Romania35.9%
63 Lithuania35.8%
64 Finland35.6%
65 Indonesia35.3%
66 Croatia34.4%
67 Morocco34.1%
68 Slovenia34.0%
69 Montenegro33.9%
70 Mongolia33.3%
71 Moldova32.9%
72 Poland32.7%
73 Paraguay31.4%
74 Palestinian Territory31.0%
75 Thailand30.9%
76 Taiwan30.7%
77 Malaysia30.6%
78 Iceland28.2%
79 Jordan26.8%
80 Republic of Korea26.3%

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 = 1.701137 X +5.497
Correlation coefficient (r)0.199
Coefficient of determination (R2)0.040

GDP per capita (current US$)
No. of data79
Regression equation
Y = 102969.710608 X -16360.255
Correlation coefficient (r)0.336
Coefficient of determination (R2)0.113

Life expectancy at birth - Both sexes (years)
No. of data79
Regression equation
Y = 14.795645 X +70.295
Correlation coefficient (r)0.251
Coefficient of determination (R2)0.063

Fertility rate, total (births per woman)
No. of data79
Regression equation
Y = -0.936730 X +2.183
Correlation coefficient (r)-0.149
Coefficient of determination (R2)0.022

Suicide, age-standardized (per 100 000 population)
No. of data75
Regression equation
Y = -8.858446 X +12.588
Correlation coefficient (r)-0.164
Coefficient of determination (R2)0.027