Fig 3.

Percent of participants with low numeracy (vs. not) who reported (A) being among the poorest 20% in their country and (B) having difficulty living off their income. Note: According to the World Bank’s classification, low-income countries have a per capita gross national income of less than $1,026, lower middle income countries of $1,026-$3,995, upper middle income countries of $3,996-$12,375, and high-income countries of more than $12,375 [23].