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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 Japan51.8%
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 Guatemala 44.4%
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 data80
Regression equation
Y = 102855.022089 X -14756.985
Correlation coefficient (r)0.336
Coefficient of determination (R2)0.113

Life expectancy at birth - Both sexes (years)
No. of data79
Regression equation
Y = 14.404417 X +71.239
Correlation coefficient (r)0.271
Coefficient of determination (R2)0.073

Fertility rate, total (births per woman)
No. of data79
Regression equation
Y = -0.837358 X +2.102
Correlation coefficient (r)-0.134
Coefficient of determination (R2)0.018

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