8x(36x125)=8x125x36=1000x36=36000
8x(36x125)=36x(8x125)=36x1000=36000
8*(36*125)=8*125*36=1000*36=36000
8×(36×125)=36×(8×125)=36×1000=36000
=36×(8×125)=36×1000=36000