You can hold just a small fraction of it in your working memory, but you don't really know enough to decide what's most important and worth prioritizing. (educationnext.org)
Only a tiny, tiny fraction of us did in the old traditional system. (deanwesleysmith.com)
But a 30 - meter [100 - foot] might, 60 - meter [200 - foot] might, or at least a significant fraction of it. (newsweek.com)