解：60×33+15×268=15×4×33+15×268=15×132+15×268=15×（132+268）=15×400=6000
60x33+15x268=60x33+(15x4)x67=60x33+60x67=60x(33+67)=60x100=6000
60×33+15×268=60×33+15×4×67=60×33+60×67=60×（33+67）=60×100=6000
