(14231-196+1691*45/19)/40
1)1691*45=17095 2)17095/19=4005 3)14231-196=14035 4)14035+4005=18040 5)18040/40=451
1) 1691 * 45 = 76.095 2) 76.095 : 19 = 4005 3) 14.231 - 196 = 14.035 4) 14.035 + 4005 = 18.040 5) 18.040 : 40 = 451 (14.231 - 196 + 1691 * 45 : 19) : 40 = 451