Question

Упростите выражение
55*74-74*50+50*70-70*45+45*66-66*40+40*62-62*35

Answer 1

55*74-74*50+50*70-70*45+45*66-66*40+40*62-62*35=1360

Answer 2

=4070-3700+3500-3150+2970-2640+2480-2170=1360