Tips for the University Practice
24 Methods to Solve Faster

Master number shortcuts: final digits of factorials, last digit in operations, factoring with algebraic identities, comparing fractions, the bowtie method and base-100 variable substitution.

6 methods · 18 exercises

Solve inequalities with the axis method, work problems with the LCM, substitute magic numbers, use reverse binary search and destroy absolute statements with adversarial falsification.

5 methods · 15 exercises

Map arcs in circles, apply similarity ratios instantly, recognize Pythagorean triples from memory and solve spatial matrices with the XOR cancellation technique.

4 methods · 12 exercises

Use the seesaw method for weighted averages, estimate visually on graphs, aggressively eliminate options with a single calculation and isolate trends by comparing only the first and last data points.

4 methods · 12 exercises

Treat reading comprehension as a closed universe, scan options vertically to eliminate by grammatical agreement, and solve logic puzzles with Boolean matrices and the defining sentence technique for analogies.

3 methods · 9 exercises

When you don't know the answer, exploit the exam design: identify the correct answer by feature similarity with distractors, and statistically narrow down by eliminating numerical extremes and choosing the longest answer in verbal sections.

2 methods · 6 exercises