Maths Olympiad Prep

Library / /13 of 165

Algebra Difficulty 1.9 Junior Find the answer

Evaluate the expression 86428-\frac{6}{4-2}.

A number or a short expression. Fractions can be typed as 3/2, and spacing doesn't matter.

Solution

Evaluating, 8642=862=83=58-\frac{6}{4-2}=8-\frac{6}{2}=8-3=5.

Want a route through all this instead of an archive? The track puts 2,000 problems in a working order, from AMC 10 level to the IMO shortlist.

Source: Omni-MATH, licensed Apache-2.0. Statement reproduced verbatim; metadata (topic, difficulty) added by this project.