Question

17,21*8-18,32:0,2-21,5*2

Answer 1

17,21*8-18,32:0,2-21,5*2=3,08
1) 17,21*8=137,68;
2)18,32:0,2=91,6;
3)21,5*2=43;
4)137,68-91,6-43=3,08;
ответ: 3,08