Plumbing & Air Conditioning Maths – Functional Skills Maths Level 2 Worksheet

Resource Description — Plumbing Maths (Functional Skills Level 2). Give learners job-ready maths they can actually use on site. This fully contextualised pack turns ratios, percentages, unit conversions and rates into authentic plumbing and air-conditioning problems. Students calculate pipe runs, volumes, flow times, chemical dosages, mixed temperatures and energy costs—exactly the kind of reasoning apprentices meet at work. Clear formula prompts are shown under each question to develop method as well as answer accuracy. A matching answer key is included for quick marking.

What’s inside

Student worksheet : pipe lengths & wastage, cylinder volume, fill time, invoices (discount + VAT), inhibitor dosing, lagging, hot/cold mixing, dripping tap rates, job timings, antifreeze ratios, system cleaner concentrations.

Air Conditioning): ACH → airflow, kWh & tariff costs,

Teacher answer key (concise results for rapid feedback).

Perfect for

•Functional Skills Maths Level 2 (post-16, apprentices, FE/ACL).

•Starters, independent practice, revision, homework, or assessment prep.

•Plumbing, Heating, Refrigeration & AC pathways.

Skills covered

►Ratios & proportion (incl. multi-part)

►Percentages (wastage, discounts, VAT)

►Unit conversions (ml↔L, cm³↔L, time)

►Rates (flow, kWh), scheduling & costings