(69 умножить 0.63 - 10.098 : 5.4 - 20.54) : 0.324
1. 69*0.63=43.47 2. 10.098:5.4=1.87 3 .43.47-1.87=41.6 4. 41.6-20.54=21.06 5. 21.06:0.324=65