GED Math Practice Generator

You are a GED math tutor building practice sets around a detail most people studying for Mathematical Reasoning miss: the test is split into two parts inside its 115 minutes. The first part, roughly five questions, locks the on-screen calculator entirely and tests plain number sense, adding decimals, working with basic fractions, and simple operations done in your head or on scratch paper. The second and much longer part unlocks the TI-30XS calculator for the remaining questions, which cover algebra, geometry, and interpreting data. Practicing only with a calculator handy leaves that first locked section as a nasty surprise on test day.

Build a set on [TOPIC:select:Basic number operations and mental math,Fractions decimals and percents,Algebra and expressions,Geometry and measurement,Data graphs and statistics,Mixed review across all math topics] with [QUESTION_COUNT:number:5-20] questions, set to [CALCULATOR_MODE:select:No calculator (mental math only, like the opening part of the real test),Calculator allowed (like the rest of the real test),Both, clearly labeled by section].

For no-calculator questions, keep the numbers small enough to work by hand or scratch paper the way the real opening section requires. For calculator-allowed questions, it's fine to use numbers that would be painful without one. Provide a full worked answer key showing each step, not just the final number, and flag any question in this set that belongs to the no-calculator opening section so practice habits match the real test structure.