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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 think about how new and old mathematics topics were related.
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 Peru51.8%
2 Uzbekistan49.4%
3 Guatemala 49.3%
4 Azerbaijan48.7%
5 Viet Nam48.5%
6 Albania47.8%
7 Dominican Republic47.4%
8 Colombia45.6%
9 Mexico44.9%
10 Bulgaria44.8%
10 Panama44.8%
12 Kazakhstan43.8%
12 Singapore43.8%
14 Cambodia43.2%
15 Japan42.9%
16 El Salvador42.0%
17 Portugal41.2%
18 Jamaica41.1%
19 Philippines41.0%
19 Ukraine41.0%
21 Chile40.9%
21 United Arab Emirates40.9%
23 Georgia40.6%
24 Qatar39.7%
25 Argentina38.8%
26 Croatia38.6%
27 Mongolia38.0%
28 Palestinian Territory36.9%
29 Montenegro36.7%
30 France36.6%
31 Serbia36.4%
32 Germany36.0%
32 Kosovo36.0%
34 North Macedonia35.9%
35 Paraguay35.5%
36 Canada35.4%
36 Indonesia35.4%
38 Costa Rica35.1%
38 Romania35.1%
40 United Kingdom34.2%
40 Uruguay34.2%
42 Lithuania34.1%
42 Slovakia34.1%
42 United States34.1%
45 Latvia33.8%
46 Morocco33.7%
47 Moldova33.6%
48 Brazil33.4%
49 Hong Kong, China33.2%
49 Israel33.2%
51 Saudi Arabia33.0%
51 Switzerland33.0%
53 Macao, China32.9%
54 Malaysia32.7%
55 Australia32.5%
56 Brunei Darussalam31.9%
57 Austria31.3%
57 Italy31.3%
59 Jordan31.1%
59 Malta31.1%
61 Ireland30.2%
62 Slovenia29.6%
62 Turkiye29.6%
64 Norway29.1%
65 Thailand29.0%
66 Poland28.8%
67 Belgium28.1%
68 Czech Republic27.9%
69 Hungary27.4%
70 Spain27.0%
70 Taiwan27.0%
72 Sweden26.3%
73 Republic of Korea26.0%
74 Estonia24.2%
75 New Zealand24.1%
76 Greece23.7%
77 Finland21.8%
78 Denmark21.4%
79 Iceland20.7%
80 Netherlands18.6%

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 = -4.395890 X +7.793
Correlation coefficient (r)-0.449
Coefficient of determination (R2)0.202

GDP per capita (current US$)
No. of data80
Regression equation
Y = -159766.538844 X +86611.664
Correlation coefficient (r)-0.456
Coefficient of determination (R2)0.208

Life expectancy at birth - Both sexes (years)
No. of data79
Regression equation
Y = -31.399232 X +88.678
Correlation coefficient (r)-0.521
Coefficient of determination (R2)0.271

Fertility rate, total (births per woman)
No. of data79
Regression equation
Y = 2.564120 X +0.827
Correlation coefficient (r)0.361
Coefficient of determination (R2)0.130

Suicide, age-standardized (per 100 000 population)
No. of data75
Regression equation
Y = -15.988282 X +14.336
Correlation coefficient (r)-0.266
Coefficient of determination (R2)0.071