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Question: Could your child do the following when he/she began primary/ elementary school? - Do simple subtraction
Choices: "Not at all" "Up to 10" "Up to 20" "Up to 100 or higher"
Data: % of "Up to 100 or higher"
Period:
Area:
24 countries/ areas
Highlight:
1 Republic of Korea89.2%
2 Latvia88.5%
3 Ireland80.2%
4 Poland77.1%
5 Finland75.1%
6 Lithuania74.3%
7 Sweden68.7%
8 Chile64.2%
9 Spain63.7%
10 Japan 62.0%
11 Czech Republic60.6%
12 Hungary59.0%
13 Slovakia56.3%
14 Canada55.4%
15 Germany54.8%
16 Turkiye54.1%
17 Austria53.3%
18 Portugal49.4%
19 Belgium46.7%
20 New Zealand35.6%
21 Norway35.5%
22 Denmark34.0%
22 Italy34.0%
24 France31.3%

Note
The result of the survey on the parents of Grade 4 students. Belgium: The Flemish Community only. United Kingdom: England only.

No data for 14 countries.

Source
TIMSS 2019 > International Database > TIMSS 2019 Data Almanacs - Grade 4

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data24
Regression equation
Y = -0.920187 X +7.169
Correlation coefficient (r)-0.230
Coefficient of determination (R2)0.053

GDP per capita (current US$)
No. of data24
Regression equation
Y = -28816.428390 X +58060.562
Correlation coefficient (r)-0.215
Coefficient of determination (R2)0.046

Life expectancy at birth - Both sexes (years)
No. of data24
Regression equation
Y = -5.117136 X +83.400
Correlation coefficient (r)-0.312
Coefficient of determination (R2)0.097

Fertility rate, total (births per woman)
No. of data24
Regression equation
Y = -0.456853 X +1.772
Correlation coefficient (r)-0.339
Coefficient of determination (R2)0.115

Suicide - all ages (per 100,000 population)
No. of data24
Regression equation
Y = 16.037838 X +4.104
Correlation coefficient (r)0.479
Coefficient of determination (R2)0.229