(12-9,6)*(-5:3)-24:(-3:4+1:8)=34,4
1)12-9,6=2,4
2)- 3/4+1/8 = - 6/8+1/8= - 5/8
3)2,4*(- 5/3) = 2 2/5 * (- 5/3) = 12/5 * (- 5/3) = - 4
4)24 : (- 5/8) = 24/1 * (- 8/5) = - 192/5 = - 38 2/5 = - 38,4
5) - 4 - (- 38,4) = - 4 + 38,4 = 34,4
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(12-9,6)*(-5:3)-24:(-3:4+1:8)=34,4
1)12-9,6=2,4
2)- 3/4+1/8 = - 6/8+1/8= - 5/8
3)2,4*(- 5/3) = 2 2/5 * (- 5/3) = 12/5 * (- 5/3) = - 4
4)24 : (- 5/8) = 24/1 * (- 8/5) = - 192/5 = - 38 2/5 = - 38,4
5) - 4 - (- 38,4) = - 4 + 38,4 = 34,4