Решите по действиям 4,36 :( 3,15+2,3) + (0,792 - 0,78) * *350

1) 3.15 + 2.3 = 5.45
2) 4.36 : 5.45 = 0.8 
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3) 0.792 - 0.78 = 0.012
2) 0.012 * 350 = 4.2 
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3) 0.8 + 4.2 = 5 
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1)3,15+2,3=5,45
2)0,792-0,78=0,012
3)4,36:5,45=4 36/100:5 45/100=436/100*100/545=4360/5450=0,8
4)0,012*350=4,2
5)0,8+4,2=5