125*32*25 300-123+75-77 75+360-20+48 16*7+16*82+16 125*39*8*

125*32*25
=125*8*4*25
=1000*100
=100000
300-123+75-77
=300+75-77 -123
=375-(77+123)
=375-200
=175
75+360-20+48
=75+360-20+25+23
=75+25+360-20+23
=100+360+3
=463
16*7+16*82+16
=16*(7+82+1)
=16*90
=16*(100-10)
=16*100-16*10
=1600-160
=1440
125*39*8*2
=125*8*39*2
=1000*78
=78000
280*36+28*64
=10080+1792
=11872