1) 3,12:0,6+24:0,75-3:25+28:0,35=
5,2+32-0,12+80=117,08
2)(56,42:1,4-1,536:0,32)*2,1-6,8= (40,3-4,8)*2,1-6,8=35,5*2,1-6,8=74,55-6,8=67,75
3)120-(7,0056:0,072+14,62)=120-(97,3+14,62)=120-111,92=8,08
4)(4*1,125-4,5)*6,84+(3,54+1,324):0,76=(4,5-4,5)*6,84+4,864:0,76= 0+4,864:0,76=6,4
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Answers & Comments
1) 3,12:0,6+24:0,75-3:25+28:0,35=
5,2+32-0,12+80=117,08
2)(56,42:1,4-1,536:0,32)*2,1-6,8= (40,3-4,8)*2,1-6,8=35,5*2,1-6,8=74,55-6,8=67,75
3)120-(7,0056:0,072+14,62)=120-(97,3+14,62)=120-111,92=8,08
4)(4*1,125-4,5)*6,84+(3,54+1,324):0,76=(4,5-4,5)*6,84+4,864:0,76= 0+4,864:0,76=6,4