Question

Вычислите: б) (64*125+128*75):800*5000-(300*400+5107*800):70= помогите)

Answer 1

(64×125+128×75)÷800×5000-(300×400+5107×800)÷70=(8000+9600÷:800×5000-(120000+4085600)÷70=17600÷800×5000-4205600÷70=22×5000-60080=110000-60080=49920