Components of Numeracy (NCSALL): Quotes for Thought
The need: Based on the Adult Literacy and Lifeskills Survey, "US adults performing at numeracy levels 1 and 2 (the lowest of five levels) are about three times more likely to receive social assistance payments from the state...than those who score in levels 3, 4 and 5." Studies have determined that "58.6% of US adults was below level 3, the minimum for coping with today's skill demands."
Professional Development demands "With regard to context, teachers would benefit from the ability to enmesh instruction into contexts as well as to draw the math out from the contexts with which learners are familiar. Teachers should have a mastery of all the content strands, including but not limited to the computational aspects."
It's a high calling but worth the effort! See the Components of Numeracy.