Demonstrate how to work with decimals.

Demonstration should include

• describing decimals and their place values
• adding, subtracting, multiplying, and dividing decimals
• solving construction-related problems using decimal numbers down to the thousandths place.

Process/Skill Questions:

• What is the base-10 system?
• What is its probable origin?

NCCER Core Curriculum: Introductory Craft Skills, 2015

00102-15 Introduction to Construction Math

Module Two (00102-15) introduces trainees to basic math skills needed in the construction environment. The module reviews whole numbers and fractions; working with decimals; the four primary math operations; reading rulers and tape measures; the Imperial and metric units of measurement; basic geometric figures; and area and volume calculations for two-dimensional and three-dimensional objects.