robert lewis

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Blueprint Calculations

Blueprint Calculations are our final RTM problem.  These types of trades math problems require many skills: rule reading, spatial reasoning, […]

robert lewis January 17, 2023 November 15, 2023
ETAA Online Resources

NOTE: Many links on this page, rollover and click Numeric Sequences Can you do a take away in your head, […]

robert lewis June 1, 2022 June 1, 2022 etaa
FAQ: What is the Electrical Training Alliance Aptitude (ETAA) Test?

NOTE: This page has many links, rollover and click. This alliance, the International Brotherhood of Electrical Workers (IBEW) and the […]

robert lewis June 1, 2022 June 1, 2022 etaa
Feet & Inches

If you ask people on the street, “how much is 5 feet 5 inches and 3 feet 9 inches,” most […]

robert lewis January 17, 2023 November 1, 2023
Finding the Missing Sides of L, C, and T shapes

Our first Real Trades Math (“RTM”) Question Moving things around in your head so you can figure out the fastest, […]

robert lewis January 17, 2023 November 1, 2023
Funnel Technique

Writing a Math Problem on a Stud Drawing with a carpenter’s pencil, on a stud or dry wall, is a […]

robert lewis January 17, 2023 November 1, 2023

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