Problem
NT-B1-M03-P001 Residue of a Large Number
#1
★☆☆☆☆ Level 1 of 5
Find the remainder of \(2026\) upon division by \(7\).
Subtract a nearby multiple of \(7\).
\(7\cdot289=2023\), so \(2026=7\cdot289+3\). The remainder is \(3\).
The most basic transition to residue language.