In the report, «Equations and Inequalities: Making Mathematics Accessible to All,» published on June 20, 2016, researchers looked at math instruction in 64 countries and regions around the world, and found that the difference between the math scores of 15 - year - old students who were the most exposed to
pure math tasks and those who were least exposed was the equivalent of almost two years of education.
In the OECD study, researchers looked carefully at survey questions on how often students said they encountered
pure math tasks at school, such as solving an equation like 2 (x +3) = (x + 3)(x — 3).
Not exact matches
PISA advises that exposure to complex mathematic concepts and procedures has a positive impact on performance and while disadvantaged pupils spend about the same amount of time in
maths classes, they are less exposed to
pure mathematics
tasks and concepts that tend to be associated with better learning outcomes.