High Quality Content by WIKIPEDIA articles! Mathematical anxiety is anxiety about one's ability to do mathematics independent of skill.Math is required at many levels of life and not just at the higher academic levels of schooling. Sewing requires measuring and estimating. Carpentry requires measuring, multiplication, estimating, and geometry. Shopping requires estimating to ensure that you can afford what you are spending and that the bill is correct. Household budgets, selecting a loan, comparing savings and investments require understanding percentages. Plumbers, electricians, and HVAC technicians need to understand volumes, capacities, and flow rates. One 1993 estimate is that starting salaries go up $2,000 per year for every mathematics course taken after the ninth grade. Within manufacturing, the Bureau of Labor Statistics predicted a shift for 669,000 assembler, laborer, and machine setter jobs to 338,000 engineering, managerial, scientist and technician jobs between 1986 and 2000.