Question

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

Answer 1

(64 × 125 + 128 × 75) / 800 × 5000 – (300 × 400 + 5107 × 800) / 70 = 49920

Answer 2

1)64*125=8000
2)128*75=9600
3)8000+9600=17600
4)300*400=120000
5)5107*800=4085600
6)120000+4085600=4205600
7) 17600:800=22
8) 22*5000=110000
9) 4205600:70=60080
10)110000-60080=49920