9/20:0,09:1/5-18,63
(2 1/2-1,805):1,39+4:2,5
19,5:(3,5-1 11/20)-0,555:0,15
91×2/5:5,6+3,48:6/25×1,8
помогите срочно!!!
(2 1/2-1,805):1,39+4:2,5
19,5:(3,5-1 11/20)-0,555:0,15
91×2/5:5,6+3,48:6/25×1,8
помогите срочно!!!
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Answers & Comments
2)(2 1/2-1.805):1.39 +4:2.5=(2.5-1.805):1.39+1.6=0.695:1.39+1.6=0.5+1.6=2.1
3)19,5:(3,5-1,55)-0,555:0,15=19,5:1,95-3,7=10-3,7=6,3
1 11/20=1,55
4)6,54176